AllyDrew 164 pieces Crystal Heart and Pearl Stickers Adhesive Rhinestones, Multicolor Available in a variety of colors. Comes in a pack of 164 pieces. Pack consists of various round, flower shaped, and pearl adhesives. Size: Round and Pearl Adhesives: 6mm. Heart Shaped Adhesives 8mm. Material: Acrylic. Rhinestones can be removed as an entire row or cut into individual pieces.