Faster and safer than hot glue guns! No liquid glue mess, simply unroll the double-sided adhesive dots and apply them directly to the item, then peel away backing paper and attach for a permanent bond. Multipurpose craft dots are formulated to stick to all kinds of materials including paper, plastic, wood and foam. Acid-free. 1/2" diameter dots, 2500 per package. Non-toxic, conforms to ASTM D4236.