Manduka Journey ON Yoga Mat Carrier and Travel Bag, Trek Comfortable, Adjustable, padded backpack straps Front vertical zippered access to main compartment without unrolling the top Spacious interior compartment with separate padded lap top storage space accessible from back zipper without unrolling top Able to carry a mat securely with enfolded in the top strap Made from Eco-friendly, Oeko-Tex Certified, azo dye free, unbleached 100% natural cotton Canvas with natural cotton straps