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Rainbow Birthday Party Decorations & Celebration Supplies

(66 items)
Unicorn Hanging Spiral Decorations - 12 Pc.
Unicorn Hanging Spiral Decorations - 12 Pc.
Per Dozen #70/7786
Clearance
Price
$2.37
70% OFF
(5)
 
 
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30" Bulk 48 Pc. Rainbow Mardi Gras Plastic Bead Necklaces
30" Bulk 48 Pc. Rainbow Mardi Gras Plastic Bead Necklaces
48 Piece(s) #24/2651
$16.99
(16)
 
 
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Boho Rainbow Latex Balloon Garland
Boho Rainbow Latex Balloon Garland
1 Set(s) #13982612
Clearance
Price
$2.57
82% OFF
 
 
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Hooray It’s Your Birthday 12" Latex Balloon Kit
Hooray It’s Your Birthday 12" Latex Balloon Kit
8 Piece(s) #13847134
Clearance
Price
$2.07
76% OFF
(2)
 
 
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16" Rainbow Hanging Paper Fans - 6 Pc.
16" Rainbow Hanging Paper Fans - 6 Pc.
1 Set(s) #13660448
$19.99
(8)
 
 
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12 Ft. x 32" Bulk 3 Pc. Rainbow Cloud & Rain Drops Ceiling Decorations
12 Ft. x 32" Bulk 3 Pc. Rainbow Cloud & Rain Drops Ceiling Decorations
3 Piece(s) #14393532
Kit
Price
$24.99
SAVE 30%
 
 
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15 1/2" Happy Birthday Rainbow Foil Mylar Balloon Garland Set - 13 Pc.
15 1/2" Happy Birthday Rainbow Foil Mylar Balloon Garland Set - 13 Pc.
13 Piece(s) #14477252
$2.69
(2)
 
 
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39" x 78" Rainbow Ombre Plastic Foil Backdrop Curtain
39" x 78" Rainbow Ombre Plastic Foil Backdrop Curtain
1 Piece(s) #14542710
On
Sale
$3.98
11% OFF
 
 
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Happy Day Garland - 2 Pc.
Happy Day Garland - 2 Pc.
2 Piece(s) #13933437
On
Sale
$4.88
11% OFF
(4)
 
 
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Rainbow Fringe Garland Backdrop
Rainbow Fringe Garland Backdrop
1 Set(s) #13943287
On
Sale
$13.08
20% OFF
(3)
 
 
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9 Ft. x 29" Rainbow Party Bright Colors Fringe Strips Table Skirt
9 Ft. x 29" Rainbow Party Bright Colors Fringe Strips Table Skirt
1 Piece(s) #13733984
$18.99
(34)
 
 
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Personalized Boho Rainbow Welcome Sign
Personalized Boho Rainbow Welcome Sign
1 Piece(s) #13989938
$24.99
 
 
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16" x 14" 3D Groovy Party Retro Peace Sign Foam Board Centerpiece
16" x 14" 3D Groovy Party Retro Peace Sign Foam Board Centerpiece
1 Piece(s) #14115370
$9.99
 
 
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3 ft. x 8 ft. Rainbow Ready-to-Hang Metallic Foil Fringe Curtain
3 ft. x 8 ft. Rainbow Ready-to-Hang Metallic Foil Fringe Curtain
1 Piece(s) #3/158
$5.79
(63)
 
 
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20 ft. Rainbow Party Latex Balloon Garland Decorating Kit - 73 Pc.
20 ft. Rainbow Party Latex Balloon Garland Decorating Kit - 73 Pc.
73 Piece(s) #14600786
Clearance
Price
$18.07
35% OFF
 
 
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Rainbow Heart Door Curtain with Rainbow Unicorn Border
Rainbow Heart Door Curtain with Rainbow Unicorn Border
1 Piece(s) #14104828
Clearance
Price
$7.07
58% OFF
 
 
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Boho Rainbow Balloon Wall Decoration
Boho Rainbow Balloon Wall Decoration
Each #13982629
Clearance
Price
$2.37
72% OFF
 
 
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Rainbow Party Centerpiece
Rainbow Party Centerpiece
1 Piece(s) #13808538
$6.59
 
 
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Happy Birthday Rainbow Sparkle Banner
Happy Birthday Rainbow Sparkle Banner
1 Piece(s) #14096574
Clearance
Price
$3.77
24% OFF
 
 
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Rainbow Sparkle Hanging Decorations - 6 Pc.
Rainbow Sparkle Hanging Decorations - 6 Pc.
1 Set(s) #14096572
Clearance
Price
$4.27
81% OFF
 
 
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10 ft. Rainbow Party Happy Birthday Add-an-Age Cardstock Garland
10 ft. Rainbow Party Happy Birthday Add-an-Age Cardstock Garland
1 Piece(s) #14600828
Clearance
Price
$3.47
22% OFF
 
 
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Rainbow Colors Tissue Paper Garlands - 6 Pc.
Rainbow Colors Tissue Paper Garlands - 6 Pc.
6 Piece(s) #13971841
$9.99
 
 
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6 1/2" x 7 1/2" Mini Multicolor Groovy Van Piñata Decorations – 3 Pc.
6 1/2" x 7 1/2" Mini Multicolor Groovy Van Piñata Decorations – 3 Pc.
3 Piece(s) #14115372
$24.99
 
 
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40 Ft. Rainbow Pattern Bunting Roll
40 Ft. Rainbow Pattern Bunting Roll
1 Piece(s) #13951984
Clearance
Price
$2.07
78% OFF
 
 
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Boho Rainbow Garland with Tassels
Boho Rainbow Garland with Tassels
1 Piece(s) #13982611
Clearance
Price
$4.17
30% OFF
 
 
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Jumbo Inflatable Rainbow
Jumbo Inflatable Rainbow
1 Piece(s) #13969217
On
Sale
$39.98
7% OFF
 
 
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45 1/2" x 31" Supershape™ Rainbow & Clouds Foil with Latex Balloon
45 1/2" x 31" Supershape™ Rainbow & Clouds Foil with Latex Balloon
1 Piece(s) #14600785
Clearance
Price
$10.47
47% OFF
 
 
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Swirl Tassel Garland
Swirl Tassel Garland
1 Piece(s) #13944127
On
Sale
$6.98
22% OFF
(3)
 
 
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Star Cluster 59" Mylar Balloon
Star Cluster 59" Mylar Balloon
1 Piece(s) #14098271
$16.39
 
 
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Rainbow 52" Mylar Balloon
Rainbow 52" Mylar Balloon
1 Piece(s) #14098278
$16.39
 
 
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Rainbow Birthday Garland
Rainbow Birthday Garland
1 Piece(s) #13952004
$4.99
(3)
 
 
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Rainbow Balloon Centerpiece Kit - Makes 1
Rainbow Balloon Centerpiece Kit - Makes 1
13 Piece(s) #14096536
Clearance
Price
$7.97
20% OFF
 
 
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Happy Day Cutouts - 6 Pc.
Happy Day Cutouts - 6 Pc.
6 Piece(s) #13933443
On
Sale
$9.88
10% OFF
 
 
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12" Bright Color Rainbow Letters Happy Birthday Plastic Yard Sign
12" Bright Color Rainbow Letters Happy Birthday Plastic Yard Sign
1 Piece(s) #14600849
Clearance
Price
$10.07
40% OFF
 
 
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4 1/2" – 15 1/2" Unicorn Party Rainbow Cardstock Cutouts Decorating Kit – 12 Pc.
4 1/2" – 15 1/2" Unicorn Party Rainbow Cardstock Cutouts Decorating Kit – 12 Pc.
12 Piece(s) #14232420
Clearance
Price
$2.57
74% OFF
 
 
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12" – 20" Bright Rainbow Stripe Hanging Paper Fans Set - 6 Pc.
12" – 20" Bright Rainbow Stripe Hanging Paper Fans Set - 6 Pc.
6 Piece(s) #14521914
$10.99
 
 
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1-Shaped Everyday Fun Rainbow Fade Number 34" Mylar Balloon
1-Shaped Everyday Fun Rainbow Fade Number 34" Mylar Balloon
1 Piece(s) #14478537
Clearance
Price
$2.87
47% OFF
 
 
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6" – 9 3/4" Bright Color Multicolor Honeycomb Decoration Kit - 12 Pc.
6" – 9 3/4" Bright Color Multicolor Honeycomb Decoration Kit - 12 Pc.
12 Piece(s) #14542766
On
Sale
$10.38
20% OFF
 
 
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3-Shaped Everyday Fun Rainbow Fade Number 34" Mylar Balloon
3-Shaped Everyday Fun Rainbow Fade Number 34" Mylar Balloon
1 Piece(s) #14478539
Clearance
Price
$3.17
42% OFF
 
 
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Happy Day 18" Mylar Balloons - 3 Pc.
Happy Day 18" Mylar Balloons - 3 Pc.
1 Set(s) #13933712
Clearance
Price
$4.27
52% OFF
 
 
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10" - 14" Happy Day Party Hanging Paper Fans - 6 Pc.
10" - 14" Happy Day Party Hanging Paper Fans - 6 Pc.
6 Piece(s) #13933754
On
Sale
$17.98
10% OFF
 
 
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Bright Color Rainbow Arch 36" Mylar Balloon
Bright Color Rainbow Arch 36" Mylar Balloon
1 Piece(s) #14576043
$7.99
 
 
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Rainbow Bunting Happy Birthday Garland - 2 Pc.
Rainbow Bunting Happy Birthday Garland - 2 Pc.
1 Set(s) #14208838
On
Sale
$7.88
10% OFF
 
 
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9 Ft. 2" Rainbow Metallic Foil Fringe Door Curtain
9 Ft. 2" Rainbow Metallic Foil Fringe Door Curtain
1 Piece(s) #14542378
$10.99
 
 
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77" x 74" Rainbow Arch Backdrop Cardboard Cutout Stand-Up Set - 2 Pc.
77" x 74" Rainbow Arch Backdrop Cardboard Cutout Stand-Up Set - 2 Pc.
1 Piece(s) #14504317
$87.99
Shipped by Advanced Graphics
 
 
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52" x 17" Boho Rainbow Custom Banner - Small
52" x 17" Boho Rainbow Custom Banner - Small
1 Piece(s) #13989858
$29.99
 
 
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8 Ft. x 6 Ft. Pastel Rainbow with Clouds Polyester Backdrop
8 Ft. x 6 Ft. Pastel Rainbow with Clouds Polyester Backdrop
1 Piece(s) #14477078
On
Sale
$18.88
10% OFF
 
 
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6 ft. Bright Color Rainbow Plastic Backdrop Banner
6 ft. Bright Color Rainbow Plastic Backdrop Banner
1 Piece(s) #13951983
Clearance
Price
$8.77
56% OFF
 
 
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1-Shaped Piñata
1-Shaped Piñata
Each #13958614
$27.29
 
 
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27" x 100" Rainbow Striped Polyester Fabric Column Slip
27" x 100" Rainbow Striped Polyester Fabric Column Slip
1 Piece(s) #14522156
$29.68
 
 
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Boho Rainbow Custom Banner
Boho Rainbow Custom Banner
1 Piece(s) #13990360
Starting at
$29.99
 
 
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Happy Day Backdrop - 2 Pc.
Happy Day Backdrop - 2 Pc.
1 Set(s) #13933478
$20.99
(2)
 
 
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Rainbow Backdrop - 3 Pc.
Rainbow Backdrop - 3 Pc.
1 Set(s) #13829750
Clearance
Price
$10.67
49% OFF
 
 
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Rainbow Unicorn Photo Custom Banner
Rainbow Unicorn Photo Custom Banner
1 Piece(s) #13620794
Starting at
$32.99
(32)
 
 
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90" x 29" Boho Rainbow Custom Banner - Large
90" x 29" Boho Rainbow Custom Banner - Large
1 Piece(s) #13989881
$59.99
 
 
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Personalized Rainbow Sparkle Backdrop Banner
Personalized Rainbow Sparkle Backdrop Banner
1 Piece(s) #14096891
$59.99
 
 
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19" x 10" Rainbow Icon Yard Sign
19" x 10" Rainbow Icon Yard Sign
1 Piece(s) #13965896
$10.99
Shipped by Advanced Graphics
 
 
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CREATE Letters Centerpiece - 6 Pc.
CREATE Letters Centerpiece - 6 Pc.
6 Piece(s) #13951989
Clearance
Price
$3.37
76% OFF
 
 
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2-Shaped Everyday Fun Rainbow Fade Number 34" Mylar Balloon
2-Shaped Everyday Fun Rainbow Fade Number 34" Mylar Balloon
1 Piece(s) #14478538
Clearance
Price
$3.37
38% OFF
 
 
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Rainbow Unicorn Cardboard Stand-Up
Rainbow Unicorn Cardboard Stand-Up
1 Piece(s) #13847239
$54.99
Shipped by Advanced Graphics
 
 
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Vertical Boho Rainbow Backdrop Custom Banner
Vertical Boho Rainbow Backdrop Custom Banner
1 Piece(s) #13989874
$59.99
 
 
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44" x 64" Groovy Rainbow Arch Backdrop Cardboard Cutout Stand-Up
44" x 64" Groovy Rainbow Arch Backdrop Cardboard Cutout Stand-Up
1 Piece(s) #14393333
$39.88
 
 
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72" x 23" Boho Rainbow Custom Banner - Medium
72" x 23" Boho Rainbow Custom Banner - Medium
1 Piece(s) #13982679
$37.99
 
 
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72" x 23" Rainbow Unicorn Photo Custom Banner - Medium
72" x 23" Rainbow Unicorn Photo Custom Banner - Medium
1 Piece(s) #13620796
$32.99
(32)
 
 
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Rainbow-Themed Balloons & Garland Kits

Create magical birthday celebrations with our vibrant rainbow party decorations collection. Discover premium latex and mylar balloons in bulk quantities perfect for creating stunning ceiling installations or eye-catching balloon arches. Our rainbow birthday banners add instant festive energy to any space, featuring durable materials and bold colors that photograph beautifully. For complete party coordination, explore matching garland decorations that effortlessly transform walls and tables into cohesive themed displays. Make every moment Instagram-worthy with shimmering backdrops that serve as perfect photo ops for guests. Choose from reusable fabric scenes or budget-friendly cardboard cutouts featuring rainbow patterns and birthday messages. Looking for crowd-pleasing favorites? Our unicorn party decorations section offers magical combinations that pair perfectly with rainbow themes for cohesive event styling. Save time and money with complete decorating kits containing everything from ceiling swirls to table confetti. Many options include bonus celebration supplies like coordinating plates and napkins for instant theme coordination. Whether planning a children's party or adult milestone celebration, our bulk rainbow balloons and premium decorations ensure you get professional results while staying within budget.