4 mm neoprene provides comfort and flexibility, along with excellent waterproofing, shock absorption and heat retention properties; adjusts to the shape of your feet to resist blisters and chafing Heathered knit upper with DWR water resistant treatment on the fabric; tall slim profile, articulated heel and decorative side buckle for a feminine look; Soft fleece lining provides superior warmth and comfort but is durable for long wear; etc Sockliner reduces underfoot friction and heat build-up; comfort rated from -20 °F to 50 °F (-30 °C to 10 °C) High-grade rubber exterior provides extra toughness and makes for a 100% waterproof riding boot Women's last for a better fit; gripping horizontal tread outsole pattern for traction on slick surfaces; narrow toe for easy stirrup access; heel spur for riding and pull loop for easy on/off