buckle: polyoxymethylene (POM) plastic | webbing straps: polypropylene(pp) fabric Imported BUCKLE STRAPS COMBINATION: 11 yards of 1" webbing straps, 6 pack 2.6x1.3" adjustable side release plastic buckle fit 1" webbing, 12 pack 1.3x1" slides, the sliding design can be adjusted to the length you want. HIGH-QUALITY: Hard strong polyoxymethylene plastic buckles and durable polypropylene webbing straps, this webbing strap is flexible, water and and won't stretch Strong, smooth, tough, and aesthetically pleasing. The adjustable side release plastic buckles are strong, hard-wearing, and more durable, and won't snap when bent in or out. NO SEWING REQUIRED&EASY TO USE: Webbing set accessories use buckle design. Dual-side Adjustable, Utility Buckle. Secure quick-release buckle closure ensures safety. You can adjust the strap on both sides to hold the strap sturdily. One buckle with two sliders, No sewing Required, more flexible use. WEBBING STRAPS 1 INCH: You can cut the webbing to the length you want. (Tip: The end of the strap may become rough and loose due to cutting. Just burn off the edges and make them stick together, it will be more durable.) APPLICATION: The Adjustable Buckle Webbing Set is so light that it can be carried in a pocket or backpack when not in use. Suitable for light-duty applications. Perfect for your suitcases, travel bags, backpacks, sleeping bags, tents, dog collars, bundle quilts, clothes, and more. (If you do not know how to use them, check our picture for step description.)