The AligN yoga strap combines the traditional strap design of the legendary B.K.S Iyengar with unbleached natural cotton webbing and Mandukus innovative and proprietary sure-secure interlocking buckle to help support and enhance your practice. Features - Dimensions: 1.75” x 8 or 10'. Mandukas Proprietary Lightweight, yet strong, Zinc Alloy Buckle and improved middle-bar design holds securely and eliminates slipping. Based on the original design of BKS Iyengar. Provides secure, slip-free support for even the most challenging positions. Made from strong, durable, unbleached cotton webbing with non-AZO dyes. Lightweight, eco-friendly and durable.