Merlin Derby Brogue D3O WP Boots Wearable on or off the bike or paired with jeans, the Merlin Derby Boots are a staple. D3O's impact protectors are beneath the premium leather, and an inside YKK antique zipper makes them easy to slip on. These boots meet the highest CE standard and are ready for any weather, thanks to Merlin's triple liner waterproofing and breathable membrane system. The Derby boot: versatile, tough, and ready for action. Construction: 2.4mm Premium Cowhide Upper High Grip Rubber Sole Antique Brass Hardware YKK Antique Brass Inside Zip With Gusset Comfort Mesh Inner Lining Padded Tongue With Extra Comfort Antibacterial Sole Insert Waterproofing: Exclusive To Merlin- Hipora Waterproof and Breathable Triple Membrane System Protection: D3O Shock Absorbing Impact Protectors Reinforced Footbed Gear Change Overlay CE Certified Fit: Inside Zip With Lace Fastening