Merrell Siren 4 Thermo Mid Zip

For more than 25 years, Merrell has been designing products with a specific cut and design adapted to women, to offer maximum comfort and stability to the particular model of the female foot, and the Merrell Siren 4 Thermo Mid Zip walking boot is an example of this.

The Merrell Siren 4 Thermo Mid Zip are walking boots designed for sportswomen that are equipped with the best technologies and materials of the brand, to provide all the necessary protection for any sporting activity in nature.

Outstanding features of the Merrell Siren 4 Thermo Mid Zip

Merrell has one of the most complete catof outdoor shoes and boots on the market with models to suit all types of athletes, from those who like to go out and enjoy the mountain quietly, to those who need models made with great materials and technologies for their libre adventures as in the case of this model.

The upper part of the boot has a waterproof upper made of full grain leather and knit that gives us that softness and comfort that sportswomen like and appreciate so much.

The waterproof membrane that prevents the passage of water and lets moisture escape keeping our feet dry and protected at all times, even if we walk on wet or muddy terrain can not be missing in this model.

The boot incorporates the new YKK intermediate zipper, very resistant and waterproof, which allows to put them on and take them off easily, a detail incorporated thanks to the comments and recommendations of the sportswomen followers of the brand.

The sustainability and use of recycled materials is a firm commitment by the brand and the Merrell Siren 4 Thermo Mid Zip could not be an exception, as it has a polar lining, laces and reinforcements 100% recycled.

Also noteworthy is the gusseted tongue that prevents dirt and small stones from entering the interior. The toe and heel have a protective rubber abrasion resistant.

The Merrell Siren 4 Thermo Mid Zip features 200 PrimaLoft Gold Eco Series synthetic insulation, ideal for protecting our feet during the coldest times of the year.

This model has a SOLARCORE Aerogel insole, flexible and very thin, which helps us to keep the heat in the lower part of the foot. This insole has a 100% recycled mesh lining and a Cleansport NXT treatment to avoid the dreaded bad odors.

The midsole features FloatPro foam developed by the brand itself, which provides good cushioning and stands out for its lightness.

The outsole of the boot has the Vibram Icetrek compound, a compound designed to provide maximum grip on very cold, icy or snowy surfaces thanks, in large part, to the specific design of the lugs to increase grip and get rid of the dirt in each of our steps.

Ideal profile of the Merrell Siren 4 Thermo Mid Zip

This is a walking boot that is designed exclusively for women and is suitable for a wide variety of athletes.

Medium weight athletes who need a boot that provides maximum protection and comfort for their mountain routes through a wide range of mountain terrain, have in the Merrell Siren 4 Thermo Mid Zip one of their candidate boots.