Valentine Sticker Assortment. Hearts, hearts and more hearts! Decorate the envelopes on all your Valentine's Day cards or add a heartfelt touch to gift bags for your sweetheart! You’ll find hundreds of uses for these colorful stickers! They’re perfect for the school classroom! (100 sheets with approx. 1200 stickers per unit) 1/4" - 1 1/4" Assortment may vary.