Only from Mountain Horse will you find comfortable winter boots perfectly proportioned for your favorite young rider. A built-in waterproof and breathable membrane prevents water from entering into the footpart up to the first eyelet, keeping feet dry and comfortable. Boots also feature the Mountain Horse patented Stirrup Control System with enhanced grip which helps maintain the correct stirrup position as well as increase traction on snow and ice while on the ground. A steel shank for stability and a removable insole. Heel part is fitted with the shock-absorbing IPS system which reduces shock impact while walking. Fabric: Duralon/Hydrotech.Lining: Thermolite®.