Silva Strive Ultra Light

Strive Ultra Light is the most lightweight and slimmed down trail running vest from Silva. It’s your best companion for faster runs and races. This running vest is made of breathable and light mesh fabric for optimal ventilation and great sweat transportation. Run free with this slimmed down running backpack which weight starts at 139 grams!

When speed and second matters, details matter too. The Strive Ultra Light running vest has four pockets in the front for easy access to your essentials while maintaining your speed. Two of the front pockets are made for Silva soft flasks (not included) with compression straps. The other two pockets are perfect for gels and bars – and your waste when you are on your home stretch. There are also two pockets on the side; one in mesh and one zippered. These will keep your phone safe (the zippered pocket is waterproof) and also fit a pair of gloves, a beanie, compass, gels and bars. The back pocket is medium sized and can be used for that extra jacket or a headlamp battery.

The Strive Ultra Light running pack comes in three sizes; XS/S (139 g), M (157 g) and L/XL (178 g) and is a low weight running pack but with great comfort. The double sternum straps ensure a flexible and comfortable fit and the pack is breathable thanks to the mesh fabric. The materials and features are high quality and materials that will last for many runs and many miles. Hand wash your Strive Ultra Light running pack after a sweaty run – and use the simple hanger for a quick dry and get ready for the next run!

This running pack also has a whistle for emergency situations and reflective details for great visibility when running in the dark. It is prepared for headlamp integration with cable outlets from the back pocket.


  • Low weight and comfortable fit; XS/S – 139g, M – 157g, L/XL – 178g.
  • Double sternum straps for more flexibility – suits most needs.
  • Breathable mesh fabric – optimal ventilation and sweat transportation.
  • Great visibility in darkness – reflective details.
  • Weatherproof – zippered pocket.
  • YKK zippers, Duraflex buckles – high quality.
  • Whistle – for emergency situation.
  • Hanger- simple but useful.
  • Washable (hand wash).
  • Headlamp cable outlets from the back pocket.
  • Easy access pockets – no need to stop to get your gear.
  • Weatherproof zip pocket with key hook.
  • Vertically adjustable chest straps on both sides.
  • Integrated whistle for emergency situation.
  • Shoulder straps for headlamp battery cable on both sides.
  • Movable and adjustable pole mounts on both sides.


  • CHEST: 2x mesh pockets for soft flasks with compression straps.
  • CHEST: 2x small mesh pockets for gels, bars and waste.
  • SIDES: 1x zippered pocket for phone, gloves, beanie, gels and bars.
  • SIDES: 1x mesh pocket for gloves, beanie, gels and bars.
  • BACK: Medium sized mesh pocket in lower back, for clothes or headlamp battery.
Ultra lightweight running vest: XS/S - 139g, M - 157g and L/XL - 178g
Elastic and easy to adjust with double straps and a silicone string ensuring that the belt stays in place.
Several pockets that you can access without having to slow down
Optimal ventilation and sweat transportation
This running vest has a safety whistle and reflective prints for great visibility
Article number  
Attachment loops


Breathable mesh


Hydration compartment

2 Soft flask front compartments, Soft flasks sold separately


Lining: 50% Nylon, 50% Cotton, Main fabric: 100% Nylon


1x Mesh pocket – Easy access for Gloves, Power bar, Wax etc, Side pocket and back pocket


Large/XL, Medium, XS/Small

Visible in darkness

Yes, reflective details



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