Venum Kontact Gel Kneepads ensure optimum shock absorption, a perfect fit knee and unparalleled comfort in new colors you enjoy! Provided technology Venum Gel Shock System , Kontact Gel kneepads, the patented design is THE protection you'll want to put on during your sparring sessions. This Venum protection has an exclusive ventilation system on the back which ensures effective ventilation. We recommend the Venum Kontact Gel Kneepads for all practitioners in search of a product without compromise. Product Features : Exterior: 75% neoprene - 25% Gel rubber. Interior: 100% cotton. Ventilation system on the back. Reinforced seams. Available in several sizes and colors. Venum logo.