Triple 8 Hired Hands Gloves Wristguard measurement guide- Measure hand circumference at the knuckles and match to following sizes. Small 7.0 8.0 in. Medium 8.0 9.0 in. Large 9.0 10.0 in. Xlarge 10.0 -11.0 in EVA shock absorbing foam inner along with double stitching throughout. Top and bottom removable and replaceable impact resistant ABS splints. Extra wide neoprene support strap for true fit and comfort.