As a stepping stone to take your trail running to the next level on shorter distances, our updated ACTIVE SKIN 4 is now even easier to use and comfier to wear. The fabrics are still just as soft and breathable, the fit is ultra-secure and the revamped chest pockets provide effortless access to your flasks.

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Sensifit
The construction uses stretch, breathable fabrics and lightweight adjustments to optimize fit and stability.

Quick link
This sternum strap enables you to adjust your pack quickly on the fly. The elastic makes it easier to breathe when you pick up the pace.

3D Airmesh shoulder straps
With a construction that incorporates small cavities, 3D Airmesh panel allows enhanced air circulation.

Reservoir compartment
This item contains an internal reservoir compartment with a hanging strap to hold the reservoir in place.

Custom quiver compatible
Upgrade your pack with the custom quiver, providing quick access and stable carrying for your poles. It's ready to connect.

Custom quiver connecting system
Hooks on the quiver connect to loops on the Sense packs.

Key holder
This elastic key chain holder makes it easy to pull keys off the bag while remaining safely attached.

3D air mesh
Soft 3D mesh adapts to your body on the move, without rubbing your skin or tee-shirt. Larger holes maximize comfort and breathability.

Elastic power mesh
Highly stretch and breathable fabric that adapts to the body.

Fast wicking fabrics
Improving quick drying and moisture management, these light fabrics deliver top performance, comfort, and odor resistance.

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• Body insert: 88% Polyamide, 12% Elastane
• Back insert: 89% Polyamide, 11% Elastane
• Lining: 100% Polyamide
• Body: 100% Polyamide
• Back body: 100% Polyester
• 2 soft flasks 500 ml 28 included
• 3D comfort
• Bungee elastic cords system
• Reservoir tube exit, sewn-in exit port for a hydration tube
• Compatible with 1.5l reservoir
• 1 back compartment
• 1 front zipped pocket
• 2 front stretch pockets
• Volume: 4 liters
• Weight: 195 g
• (Weight including accessories: 255grams)