Material:Coated steel bungee cord hooks,Strong,durable and weather resistant.These bungee cord hooks are the ideal accessory for your bungee cords whose hook has come loose Size:The inside diameter of the base is 8 mm Package Included:You will get 12 Pieces Black Spiral Hooks.Suitable for bungee cords, shock cords and bungee cord ends Convenient:Individual cable lengths can be made very quickly with spiral hooks.No more unsuitable rubber tensioners Application:spiral hooks Makes tying and securing jobs easier in DIY or gardening.Ideal for outdoor,automotive,agriculture,gardening ,boating and general camping Material:Steel (anti-rust coating) Color:Black Size:Inner diameter of base 8mm Package included:12*Black Hooks Spirals Warm Tips : 1) Due to the light and screen setting difference, the items color may be slightly different from the pictures 2) Please allow 1-2mm errors due to manual measurement