These pre-measured adhesive strips are great for irregularly-shaped objects and hard-to-glue materials. They come on a transparent, perforated liner that allows you to tear a single 1" length of adhesive and apply with precision. They work on paper foam, plastic, metal, wood, glass and more with no mess and no drying time. Details:Clear1" (25 mm) pre-measured segments8 packs (200 adhesive strips per pack, 1,600 total adhesive strips)PermanentAcid and lignin freeNontoxicNo mess or drying time