Ad Tech standard round glue sticks. 4"x .44 inch. 30 Pieces Per package. All purpose glue for low, high, and dual temperature glue guns. For all your creative, home decor, and repair projects. Bonds wood, glass, metal, floral, fabric and foam in 20 seconds. Non-yellowing. Works in both low and high temp guns. Use in low temp guns for fabric, foam, floral and other delicate materials. Use in high temp guns for non-porous materials such as wood, glass and metals. Size: Non-toxic. Conforms to ASTM D 4236.