1.Synthetic leather palm is tough, soft and comfortable to wear, resists shrinking, stretching and hardening. 2.Palm is reinforced non-slip leather for the better gripping. 3.Neoprene knuckle protection protects against bumps and scrapes 4.Breathable stretch spandex for flexibility and fit. Size Chart: S for the palm width about 22.8-9cm M for the palm width about 23.4-9.5cm L for the palm width about 24.2-10cm XL for the palm width about 25-10.5cm |