Merrell Siren 4 Thermo Mid Womens Boot Tobacco J037412Waterproof Side Zip Boots Black keeping you cool even when

keeping you cool even when you're busy

Separate yourself from your opponents with the only 3D-18k carbon fiber paddle face

Shaft: 4 1⁄3 in

WATERPROOF DESIGN: The upper includes an Ultra Dry waterproof membrane for a full waterproof seal to keep feet dry and comfortable in any environment

Merrell Siren 4 Thermo Mid Womens Boot Tobacco J037412Waterproof Side Zip Boots Black keeping you cool even whenA winter ready boot with a women's specific fit that combines function and all day wear ability. Best for: Winter HikeInsulation: 200 grams Primaloft Gold Eco Series synthetic insulation. SOLARCORE Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra thin. Waterproofing: Waterproof full grain leather upper, complete with a waterproof membrane seals out water and lets moisture escape. Traction: Vibram Arctic Grip