Extra-strong, instant bond – no drying time, no mess. Photo-safe – acid & lignin-free for versatile use. 64 dots per pack – 1cm each on 4 easy-tear sheets. Extra-strong, double-sided sticky dots that bond instantly with no drying time. Clean, mess-free, and photo-safe (acid & lignin-free), they adhere to glass, foam, paper, wood, metal, and painted surfaces. Each pack includes 64 dots (approx. 1cm) on 4 perforated sheets.