They are made from high-grade steel that is maximally resistant against back open also when using the highest possible weights. The hooks are fastened with the palm part of the hand by woven synthetic belt of size 1" and have thickness 2 mm. This belt is equipped with 3-lay stuffing giving you better comfort when in use.
The first layer being in contact with the palm is made from neoprene, specially shaped by hot pressing, the second layer that has to keep perfectly the shape is made from EVA of thickness 2 mm. The third, outer layer is made from aniline first-class leather. The synthetic belt is closed by couple of opposed dry zippers through the eyelet made from brass with treatment "old look". The color execution and top-class materials used luxury appearance.