Made of REH-tech knit fabric, they are very light and durable, they wick away moisture and optimally regulate body temperature, flat and elastic seams prevent skin irritation, the compression cut does not restrict movement during training, they are equipped with an advanced thermoregulation system, reliable 4-way stretch prevents the structure from deforming, the quick-drying material helps maintain hygiene, they are dyed using sublimation technology (the print will not wear off), they are smooth, comfortable, do not pill, and do not require ironing.