100% Elastek Super-Stretch stretches up to 200% more than standard neoprene * Elastek utilizes the latest in neoprene laminates to provide uninhibited flexibility and stretch * Knee pads provide exceptional grip and durability * Full-stretch neoprene laminates allow for total range of motion while maintaining a soft, supple feel against your skin * GLIDESEAL Neck seal with adjustable comfort collar