[High-quality Material]: The trampoline triangle ring is made of premium heat-treated galvanized steel, durable, good gloss, high strength, not easy to pull. [Triangular Ring Size]: Inner length of the bottom edge of the buckle Triangular: 38mm, Height: 26mm, Wire Diameter: 4.5mm. The strength is high and it is not easy to pull, Protect your safety The triangular trampoline rings are designed to give it that great bounce. [Multipurpose]: Suitable for trampoline mat surface and jumping cloth processing. Excellent for quickly connecting/disconnecting belt and bag straps and more. It can also be used on bags, purses, packaging, leather, crafts, ribbon, belt, hanging towel, bathroom, kitchen, etc.