The pro stretch Tri-fold Aerobic mat has two main functions: It can be used as a full body mat that enables you to preform multiple exercises, boasting a length of 134cm when completely extended and can even be folded using the double hinge construction to create a 30mm thickness. This offers maximum support to your knees, hand/wrists and elbows! The folding mat is the perfect size to keep neatly tucked away when you are not using it. Also featuring a non-slip material which is reversable, making it ideal for all fitness enthusiasts.