| GORE-TEX Extended Comfort Footwear lining: | A lining that is ideal for high-output activities and everyday use in moderate and warmer conditions. Extremely breathable, it prevents feet from overheating, provides optimum heat conductivity, excellent moisture management and durable waterproof protection. |
| Aegis? Antimicrobial solution: |
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| Environmentally friendly product that controls the bacteria and fungi that cause odours, stains and product deterioration. |
| Ortholite anatomical footbed: | Features an upper made from a fine textile fabric and a main body made using open-pored PU foam. It provides great breathability, good wicking properties and long-life damping. |
| QForm®: | Combines properly sequenced cushioning with a supportive and naturally aligning midsole to create a boot that is tailored to women and the way that they move. |
| Vibram® Siren™ Song/TC5+ Rubber: | An innovative sole available only on Merrell shoes. The tread is composed of two levels. The first is a bottom layer of gray rubber that determines the foot's roll and features Vibram TC5+ rubber treads which feature differing profiles depending on where they are on the sole. The top black layer features a series of side strips that ensure uphill power and downhill precision, while the ?little spikes? and the heel offer the stability necessary when making contact with the ground. Finished with a high-power shock-absorbing thermoformed Eva wedge, Merrell's Vibram Siren Song is definitely ready for off-road sports. |