Kickstart your short-distance trail adventures with easy hydration.As a stepping stone to take your trail running to the next level on shorter distances, our updated women´s ACTIVE SKIN 4 is now even easier to use and comfier to wear.The fabrics are still just as soft and breathable, the ultra-secure fit is adapted for women and the revamped chest pockets provide effortless access to your flasks.FEATURES:-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.2 soft flasks 500 ml 28 included.Sensifit™.-Quick link.-2 soft flasks 500 ml 28 included.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.2 soft flasks 500 ml 28 included.CONCEPT & TECHNOLOGY:- Sensifit™.BACK SYSTEMS:- 3D comfort.LOAD MANAGEMENT:- Quick link.-bungee elastic cords system.SHOULDER STRAPS:- 3D Airmesh shoulder straps.HYDRATION:- Reservoir compartment.-Reservoir tube exit.-Compatible with 1.5l reservoir.-2 soft flasks 500 ml 28 included.POCKETS & COMPARTMENTS:- 1 back compartment.-1 front zipped pocket.-2 front stretch pockets.OPENING & CLOSURE:- Large opening.CARRYING SYSTEM:- Custom quiver compatible.-Custom quiver connecting system.-Key holder.FABRICS:- 3D air mesh.-Elastic power mesh.-Fast wicking fabrics.SPECIFICATIONS:-Activities Bags:- Trail running.Benefits Bags:- Simplicity.Hydration solution:- Included.Hydration solution included:- Soft flask included.Techno:- SensiFit™.Volume scale:- 0L > 5L.Back Length (cm):- 37,0.Care:- Do Not Bleach.-Do Not Dry Clean.-Do Not Iron.-Hand Wash Cold (30°C).-Do Not Tumble Dry.Composition:- Body insert:88% Polyamide, 12% Elastane.Back insert:89% Polyamide, 11% Elastane.Lining:100% Polyamide.Body:100% Polyamide.Back body:100% Polyester.Dimensions (L x W x D in cm):- 37 x 17 x 1.Volume (liters):- 4,0.Weight (g):- 197,0.Weight including accessories (grams):- 257,0.Activity duration:- Single day.Drying time:- Fast.Level of practice:- Beginner.-Intermediate.