ASICS ASX Multi-Purpose Strap Yoga Mats & Accessories : The ASICS ASX(TM) Multi-Purpose Strap is the studio-goers ultimate accessory. This versatile strap provides convenient carrying of your favorite yoga mat and features a detachable tri-fold wallet. Yogis will love that they can use this strap during class to stretch, making it a must-have item for daily practice. Features a removable tri-fold wallet to hold essentials. Multi-purpose: carrying of yoga mat and during class to stretch. Made with a soft webbing that is soft to the touch when stretching.