Sugru Family-safe | Skin-friendly Formula is the first and only multi-purpose, moldable glue for all the family.Advanced silicone technology that bonds permanently to almost anything, then sets strong - turning into a durable, tactile rubber overnight.Easy to use, mold by hand, skin-friendly, wipe clean, waterproof, holds up to 4.4lb.You have 30 minutes to fix, make, improve and create - enough time to change your mind, reposition and make it perfect.In 24 hours, it cures into a strong and durable, flexible silicone rubber that stays stuck.