These all-purpose glue sticks dry clear. They can be used with a low or high temperature glue gun and a non-stick glue pad. High temperature works best on wood, plastic, porus metal and leather. Low temperature can be used for delicate materials like foam, floral, fabric or paper. Details: Clear 0.28" x 4" (7mm x 10.1cm) stick diameter 30 pieces Conforms to ASTM D 4236