The Rival Boxing Workout Training Headgear 2.0 is the updated and improved version of the RHG60. It combines all the features of Rival's widely popular headgear at just a fraction of the cost. Crafted with premium synthetic leather exclusive to the 60 Series, this headgear has been redesigned to offer a fresh, sleek look with upgraded materials and improved overall construction. The RHG60 Headgear 2.0 will give both new fighters and seasoned professionals a performance well beyond its price. Sizing: Small - 20.88" to 21.63". Medium - 22" to 22.75". Large - 23.25" to 24". X-Large - 24.38" to 25.25".