Salomon Active Skin 4 Set Trail Running Vest - Red Dahlia / High Risk - Size M

Hit the trails with confidence wearing the Salomon Active Skin 4 Set, a hydration vest built for runners who demand lightweight comfort and easy access to essentials. The Red Dahlia / High Risk colourway stands out on early morning or late evening runs, while the SensiFit™ construction hugs your torso without restricting movement. Two 500 ml soft flasks sit up front for quick sips, and the 4-litre capacity leaves room for a light jacket, snacks, and your phone. Whether you're racing a 50K or exploring new singletrack, this vest keeps you moving fast and hydrated.

Key specifications

• Volume: 4 litres total storage
• Includes two 500 ml Salomon soft flasks
• Compatible with a 1.5-litre reservoir (not included)
• SensiFit™ stretch fit system for a secure, personalised fit
• 3D Airmesh back panel for breathability and moisture management
• Quick link sternum strap for one-handed adjustment
• Multiple pockets: 2 front stretch, 2 front flask, 1 main back, 1 back kangaroo, 1 internal
• Elastic pole holder loops for trekking poles
• Integrated safety whistle
• Reflective details for low-light visibility
• Main body: 100% polyester; lining: 100% polyamide; back insert: 89% polyamide, 11% elastane; front insert: 88% polyamide, 12% elastane
• Weight with flasks: 260 g
• Gender: Unisex
• Size: M

Why choose it

The Active Skin 4 Set strikes the perfect balance between minimalism and functionality. It's light enough to forget you're wearing it, yet equipped with enough storage and hydration for long training runs or races. The SensiFit™ system adapts to your body shape, reducing bounce and chafing, while the breathable 3D Airmesh back keeps you cool. The included soft flasks are easy to fill and clean, and the quick link sternum strap lets you adjust on the fly without breaking stride.

Ideal use cases

• Trail running and ultramarathon training
• Fastpacking and mountain running
• Hiking and adventure racing
• Any activity where hands-free hydration and lightweight gear are essential

Good to know

The vest is designed for unisex sizing; size M fits chest circumference approximately 96–104 cm. The soft flasks are BPA-free and dishwasher safe (top rack). The elastic pole holder system stows poles securely when not in use, and the reflective accents improve visibility during dawn or dusk runs. For longer outings, you can add a 1.5-litre reservoir in the back compartment (sold separately).