One K™ Defender Matte Helmet | Schneiders。One K Defender Suede Equestrian Helmet. Chamude Synthetic Suede Covered Polycarbonate. Advanced ABS Composite Outer Shell. Injection Molded Shell Design. Washable quick-dry, Moisture Wicking, Anti-Microbial Liner. Comfort Padded Harness Lining. Fastex Adjustment Buckle. Size Small. (See Size Chart). Back, Side, and Center Stripe Stainless Steel Mesh Vents. Certified to ASTM and CE standards. Comes with Helmet Cover bag and Information Package (see Pic). New With Tags! See Helmet Carrier Sold Separately in My Closet.