Thumb loops with extra length hook and loop to ensure shifting does not occur when in use. Constructed from a heavy Blend cotton-eglantine Polyester for maximum support. The wrist wraps use stretch fabrics to provide a Great fit that can stand the wear and tear of a heavy workout. Designed to be easy to use, Our thumb loop makes wrapping easy. 18 inches Length and 3 inches wide and 5 mm thick. These are stiff enough to give full support for heavy lifting with little flexibility. Kobo wrist support are 10 times better than available market wrist supports. Improve your weightlifting, powerlifting, bodybuilding, mma and cross fit techniques with secure, comfort-fit wrist wraps. These premium wrist supports feature heavy duty stitching that heavily reinforces their durability, allowing them to be used day after day without tearing. One size fits all. Suitable for men, women and all.