The vest style harnesses from DYNAMIC are made to offer comfort and ease of use. The shoulder straps and the chest strap are totally adjustable and will give you the possibility of positioning them in order to optimize your comfort. The polyester webbing gives you maximum protection against UV Rays and high resistance to most chemicals. DYNAMIC offers you a combination of leg strap connectors, D-Rings and others connectors to answer all your needs. All DYNAMIC harnesses offer a sub-pelvic strap with a sewn pattern that gives you maximum comfort. You will not feel the sewn pattern at all and you will feel like you are sitting on a cloud.All harnesses are available in sizes Regular and Extra-Large. They also meet and exceeds the ANSI and OSHA regulations and is CSA Certified.