DURABLE&REUSABLERubber twist ties shells are made of silicone,that won’t scratch or puncture your items. Durable,not easy to break,waterproof,and can be used indoors or outdoors.TWISTED FREELYThe interior material of reusable twist ties is made of flexible steel wire,which can be bent to form any shape you need. You can enjoy the fun of DIYEasy to UseGear ties does a much better job of organizing cables than the Plastic Cable Tie. There is no need for tedious trimming,just a few simple wraps to ensure that the cable is securely fastened,making it quick and easy to use.SIZE4-inch silicone cable ties. Item diameter: 0.2-inch. Both ends of twist ties are wrapped in silicone to prevent it from being exposed and to protect it from damage.MULTI-PURPOSETwist ties heavy duty can be used for organizing messy computer cords,headphones cords,charging cables,and electronic cables. Keep your desktop and backpack neat. Also for securing plant stems and branches,bundling bags..