NEW ADVANCED VENTILATION DESIGN: The redesigned air vents have improved air circulation around the helmet. Multiple vents on the front, top and sides of the helmet,allow for maximum airflow around your head, keeping you cool and comfortable without compromising safety. Perfect for hot summer days! PERFECT FIT: Our Dial-Fit-System (DFS) allows you to tailor the size of the helmet to perfectly fit you. Simply turn the DFS dial at the back of the helmet for an adjustable custom fit and maximum comfort. With the updated design, size will never be an issue again! COOL-ON INNER LINING: The new helmet has a brand new, hi-tech, soft and fast-drying lining that draws moisture away from your head to help keep you cool and comfortable while riding. The Cool-On Lining can be removed and is machine-washable. Replacement liners are also available so you never need to worry about those hot summer days! IMPROVED VISOR DESIGN: Our new Equi-Pro SV equestrian helmet features an attractive new built-in visor design so you never have to worry about it falling off anymore. Now you can ride out in the sunshine with a little extra sun shield on your Equi-Pro focussing on what matters - the riding! INTERNATIONAL SAFETY RATINGS: This beautiful helmet meets international safety standards both in Europe and the United States combining elegant design with uncompromised safety. IRH Equi-Pro II Sun Visor Helmet Now you can ride out in the sunshine with a little extra sun shield on your Equi-Pro. Attractive rounded visor design for show, schooling or trails. IRH decision to incorporate our Elite Front Vent because it has proven for many years on the market to be extremely effective in allowing fresh air to enter through the front and circulate over the top of your head creating a cooling of your head. ASTM F1163-04A/SEI Certified & CE certified to European EN 1384 Standards* *Click on Important Helmet Warning to the right Features: Lightweight Easy to clean Dial-Fit System for a custom fit Moisture-wicking, removable liner Nylon harness Item Specifications: Sizes: X-Small (6 1/8 - 6 3/8) Small/Medium (6 5/8 - 7) Medium/Large (7 - 7 3/8)