[1]: Product Name: Twist Lock Cable Tie; Material: PA66. [2]: Fit Bundle Diameter(Max.): 10mm / 0.39'; Size: 29mm x 21mm x 19mm(L*W*H). [3]: Twist Lock Cable Wire Ties with Sticker Nylon U Shape Save Place 10mm Dia White. [4]: This Twist Locks Cable Ties is made of nylon material, round tips. [5]: Reusable and releasable, easy to open and twist; Can fasten and loosen cables rapidly, save space.