Alpinestars Atem v4 Men's Leather Jacket Black Grey WhiteIncorporating a host of protection and performance innovations taken from premier class racing, the Atem v4 Leather Jacket is ideal for sports riding. Constructed from premium, supple bovine leather for superior abrasion resistance, the Atem v4 fuses class leading GP R armour on the shoulders and elbows for protection against impacts and extensive stretch panels on the chest, back and arms for an optimized fit. Velcro waist adjustment for the highest