Guide des tailles

Pulse 12 Ultra

12 L men's trail running backpack

  • Large storage capacity
  • Versatile: for short and long distance trails
  • Ultra light
  • Comes with 2 x 500 ml soft flasks


Size guide


The key points

Water resistant


If you are looking for a technical, functional, lightweight and breathable trail waistcoat, the Pulse 12 Ultra is made for you!

This trail backpack offers exceptional carrying comfort thanks to its light weight and its 3D Coolmax technology located on the shoulder straps and back panel, promoting thermoregulation.

Developed in collaboration with numerous athletes, its ingenious and robust design is a guarantee of quality and durability. The Pulse 12 Ultra will protect your belongings in all circumstances thanks to its 40D Ripstop material (10000 mm waterproofing)

Its multiple storage compartments allow you to take with you all the essential equipment for a trail run (nutrition, hydration, smartphone, keys, jacket …). The expandable pocket on the back allows you to quickly store your poles or a small jacket without having to remove the bag from your back.

The bag is also equipped with the Easy Fix Pole Control pole holder quick release system and a clever magnetic bib holder that avoids having to cut holes in your shirt to attach your number.

The Pulse 12 Ultra hydration waistcoat from the Origin range will seduce you with its quality and proven reliability. It will accompany you in all your challenges to challenge your own limits!

Reference 41610150
Weight (grams) 220g
Materials Materials Nylon ripstop 40D, 10000mm waterproof - 3D mesh with Aiback Control system for good back ventilation
Sizes S: < 1,70 m / 1,85 m / > 80 kg
Settings Adjustment with side velcro to fit your bag according to its capacity and your size.
Adjustable chest and belly strap for better load distribution on the back and perfect stability.
Compartments Front:
- 1 waterproof zipped smartphone pockets with self-locking slider and passage for headphones
- 2 compartments for 2 x 500 ml water bottles.
- 2 compartments in bi-elastic material for nutrition

- Central compartment segmented into several independent compartments easily accessible by two zips, one of which is vertical for quick access to equipment.
4 reflective loops for added security to attach a mesh accessory, to increase the volume of the bag if needed
Hydration & accessories Backpack sold with 2 Flasks of 500 ml. Compartment compatible with a 1 to 2 L water bag in the back. Bag equipped with the Easy Fix Pole Control quick release system.
Security Oxsitis backpacks are equipped with a whistle that is easily accessible without putting the bag down and reflective strips for added safety.

Oxsitis bags are made of technical materials with water-repellent properties.

  • Hand wash
  • No ironing
  • Do not tumble dry
  • Professional cleaning excluded
  • No bleaching

Do not use detergents or cleaning products. Wash your bag with a soft sponge.

Our advices

Pulse 12 Ultra


Pulse 12 Ultra