G-Form Pro-X Knee Pad (Black/Yellow, Medium) Technical mesh back panel for breathability and moisture-wicking Sleeve-style, with 2-panel design for second-skin fit CE certified (CE EN 15613:2008). Body-mapped, impact-absorbing RPT pads protect from impact Moisture-wicking, UPF 50+ compression fabric keeps wearer dry and comfortable. Lightweight (only 2 oz.) Size Chart: Medium (Thigh: 16.5-17.5 in, Calf: 14-15 in)