Ergonomic Double D Handle: According to the physiological structure of the human palm, a handle that fits the palm is designed to help the trainer obtain the correct hand posture. Reduce wrist stress and improve sports experience Anti-slip also Comfy V Handle: The surface of the ergonomic double d handles is made of ABS material, which is anti-slip, sweat-proof and reduces the hand rub to increase comfort grip. Also, help you save time wearing gym gloves