[Self locking design strap] The black strap has a self-locking mechanism for easy operation. Simply insert the curved tip into the head, the graceful edge can soon and evenly shrink, and the locking tooth can repair the tie on the desired length. The self-locking mechanism of the tie is very reliable, with secure locking pressure and subject in loosening The maximum tensile energy of nylon ties (300mm x 7) can reach 70KG. The tensile strength is determined by the width. Our black tie is widened (0 inches/7), combined with high quality materials, and has the next tensile strength than diversified smaller tie widths The black tie is product of sturdy modified nylon sixty six material, which is terribly sturdy. The tie has cold resistance and heat resistance, with a working temperature of -25°C to+85°C. The tie isn't just weather resistant, but additionally UV resistant, like minded for outside use. UV resistant straps are sturdy and make sure very best fixation of things for extended periods of time, even beneath severe situations Indoor and outside ties: UV resistant ties can be utilized indoors or outdoors, compatible for homes, gardens, offices, garages, workshops, factories, sheds, etc. Black tie is the best organizer on your life and paintings [Quality Assurance] You can obtain: 100 sturdy black ties. Size: 300mm x 7 wonderful tie bracket is handmade that will help you soon set up and stabilize items. Colour:Black Material:nylon Size:7 Package Contents: one hundred * Cable Zip Only the above package content, different item should not included. Note: Light reflection and various exhibits may cause the color of the object in the photograph a little various from the genuine thing. The dimension allowed error is +/- 1-3cm.