Spiral cable protectors are made of silicone material, environmental protection without any toxic effects, pure color. Spiral cable protectors are made with elastic, very good material, texture is supple, not easily broken. Cable protectors are designed with highly flexible silicone and can be used as phone charger cord/cable protector and phone charger saver to completely protect cables for all devices including, cell phones, computers, laptops, apple / android watches, lightning cables, pc's, the list goes on and on. Prevent your cable ends from ever breaking or detaching again.