Merrell Siren 4 Thermo Mid Zip WP - Charcoal
Pickup currently unavailable at Fergus
Please remember these are only a guide and styles may fit differently by brand, style and the person wearing them.
Womens
| WOMENS CANADA | EURO | UK | BLUNDSTONE | INCHES | CM |
| 4 | 35 | 2 | 8.1875" | 20.8 | |
| 4.5 | 35 | 2.5 | 8.375" | 21.3 | |
| 5 | 35-36 | 3 | 2 | 8.5" | 21.6 |
| 5.5 | 36 | 3.5 | 2.5 | 8.75" | 22.2 |
| 6 | 36-37 | 4 | 3 | 8.875" | 22.5 |
| 6.5 | 37 | 4.5 | 3.5 | 9.0625" | 23 |
| 7 | 37-38 | 5 | 4 | 9.25" | 23.5 |
| 7.5 | 38 | 5.5 | 4.5 | 9.375" | 23.8 |
| 8 | 38-39 | 6 | 5 | 9.5" | 24.1 |
| 8.5 | 39 | 6.5 | 5.5 | 9.6875" | 24.6 |
| 9 | 39-40 | 7 | 6 | 9.875" | 25.1 |
| 9.5 | 40 | 7.5 | 6.5 | 10" | 25.4 |
| 10 | 40-41 | 8 | 7 | 10.1875" | 25.9 |
| 10.5 | 41 | 8.5 | 7.5 | 10.3125" | 26.2 |
| 11 | 41-42 | 9 | 8 | 10.5" | 26.7 |
| 11.5 | 42 | 9.5 | 8.5 | 10.6875" | 27.1 |
| 12 | 42-43 | 10 | 9 | 10.875" | 27.6 |
Mens
| MENS CANADA | EURO | UK | Blundstone | INCHES | CM |
| 6 | 39 | 5.5 | 5 | 9.25" | 23.5 |
| 6.5 | 39 | 6 | 5.5 | 9.5" | 24.1 |
| 7 | 40 | 6.5 | 6 | 9.625" | 24.4 |
| 7.5 | 40-41 | 7 | 6.5 | 9.75" | 24.8 |
| 8 | 41 | 7.5 | 7 | 9.9375" | 25.4 |
| 8.5 | 41-42 | 8 | 7.5 | 10.125" | 25.7 |
| 9 | 42 | 8.5 | 8 | 10.25" | 26 |
| 9.5 | 42-43 | 9 | 8.5 | 10.4375" | 26.7 |
| 10 | 43 | 9.5 | 9 | 10.5625" | 27 |
| 10.5 | 43-44 | 10 | 9.5 | 10.75" | 27.3 |
| 11 | 44 | 10.5 | 10 | 10.9375" | 27.9 |
| 11.5 | 44-45 | 11 | 10.5 | 11.125" | 28.3 |
| 12 | 45 | 11.5 | 11 | 11.25" | 28.6 |
| 13 | 46 | 12.5 | 12 | 11.5625" | 29.4 |
| 14 | 47 | 13.5 | 13 | 11.875" | 30.2 |
| 15 | 48 | 14.5 | 12.1875" | 31 | |
| 16 | 49 | 15.5 | 12.5" | 31.8 |
Highlighted Features
- Waterproof membrane and suede leather upper keep feet dry
- 100 grams of Primaloft® Gold Eco Series insulation for warmth
- Fleece lining and 100% recycled laces add eco-conscious comfort
- Rock plate provides extra underfoot protection
- FloatPro™ Foam midsole delivers lasting cushioned comfort
- Vibram® Icetrek outsole grips confidently on ice and snow
Description
Stay warm and dry through winter's worst in the Merrell Siren 4 Thermo Mid. A waterproof membrane and suede leather upper, paired with a shell and bellows tongue, keep water and debris out, while 100 grams of Primaloft® Gold Eco Series insulation and a soft fleece lining trap warmth on the coldest days.
A rock plate adds underfoot protection, and the FloatPro™ Foam midsole keeps every step cushioned and supported. The Vibram® Icetrek outsole is built for confident grip on icy, snowy, and slippery surfaces, making this women's winter boot a dependable choice for snowy commutes, winter walks, and cold-weather outdoor adventures.
Materials:
- Upper: Suede leather
- Lining: Fleece
- Footbed: FloatPro™ Foam midsole with Primaloft® Gold Eco Series insulation
- Outsole: Vibram® Icetrek rubber
Care Instructions:
- Wipe upper with a damp cloth to remove dirt and salt
- Condition suede areas as needed to maintain softness
- Air dry away from direct heat
- Avoid soaking or machine washing
