Bob Smith Industries (BSI) Super Thin Cyanoacrylate Super Glue utilizes a super-thin penetrating formula to quickly create a high strength bond for Balsa and other soft woods. Thin formula doesn'st fill gaps so joints must be tight fitting for best results. Excellent wicking action penetrates parts to be joined. 1 to 3 second bond time allows for faster kit assembly than traditional glues or cements. Not for use with foam. Keep out of reach of children and follow all label directions. Product has a shelf life of 1 year and must be kept in a cool and dry location. Keep bottle closed when not in use. 1 ounce plastic bottle.