The Samshield Premium Helmet is a classic helmet with Alcantara covering and technical features that make it a popular choice for everyday riding, or the show ring across multiple disciplines. The outer shell is made of polycarbonate and the helmet is constructed to ASTM/SEI safety standards. The internal comfort foam liner ensures a comfortable and secure fit, and the leather chinstrap is anatomically formed to fit perfectly under the chin. Safety Details: Outer shell is made of polycarbonate - the same material used for high-end motorcycle helmets Inner shell is made of polystyrene that provides better dissipation upon impact Sizing Details: Three shell sizes are available in Small, Medium and Large Each shell can fit 4-5 inner foams to achieve the perfect fit to a rider's head With this system is is possible to adjust with the growth of a young rider ASTM/SEI Certified Additional Details: Alcantara Outer Leather adjustable chin strap ASTM/SEI Certified Snap out washable and replaceable liner