Xcore Speed Hurdle - 12 Inch Cushion It acts as a cushioning

It acts as a cushioning layer

solid-feeling frame

Using a calf block will allow you to perform a calf raise with a larger range of motion compared to a flat surface

allowing trainers to safely catch punches and provide resistance without compromising their comfort

the main usage of the calf block is for raises you can use the legs off of the side of the block to do elevated heel squats

Xcore Speed Hurdle - 12 Inch Cushion It acts as a cushioningXcore Speed Hurdle The Xcore Speed Hurdle is available in 4 different heights 6", 9", 12" and 18". Made from quality PVC, the Xcore Speed Hurdle is a high visibility yellow making them great for training in low light conditions. The Xcore Speed Hurdles are a great training tool for developing athletic speed. Develop quick feet, co ordination, high knee lift, powerful leg drive, and improve your overall athletic prowess. Dimensions: 6" Hurdle 15cm H x