Sugru Sblk3 Sugru 3 Pack Black Specialty Sealant & Glue Self-setting rubber, formed by hand and cures at room temperature overnight Self-adhesive - bonds to aluminum, steel, ceramics, glass, wood and some fabrics. Removable from most non-porous surfaces Waterproof, UV resistant, electrically insulating and dishwasher proof when cured Bendable to any color and temperature resistant from -50 to +180 degree Celsius Please see individual Mini packs for use by date. Store sugru in the fridge to double its shelf-life