Raidlight Responsiv Vest 12L

  • Sale
  • $423.50
  • Regular price $1,210.00

Flagship of the Responsiv range. The Responsiv 12L Vest is an ergonomic and lightweight vest pack with 12 litre capacity and only weighs 200g, allowing you to pack your essentials for most runs and races in lightweight comfort.

It comes with 2x600ml EasyFlask bottles and a cool twist buckle adjustment system by 2 Freelock® which lets you loosen the tightness of the vest on the go! 

There are also bottle pockets strategically placed on the straps and are compatible with the EazyFlasks and "Press to drink". Finally, pole holders are fitted to the bag to make it easier for you to use them.


  • Lazer cut flast seams
  • Perforated 3D foam back for comfort and breathability
  • Stretch fabric for optimal balance between stability and durability
  • Reflective Prints front and back, Supplied with 2 x 600 ml EazyFlasks
  • Laser cut flat seam construction
  • Vest style pack with 10 pockets including a zipped front pocket
  • GPS tracker pockets on shoulders
  • Layered pockets for better internal organization
  • 2 front pockets compatible with our EasyFlasks « Press to drink »,
  • Main 11L pockets can store a water bladder
  • Monofiliment Polyester (hydrophobic) harness for a perfect fit to your body
  • Adjustment by 2 Freelock® micrometric buckles
  • 2 chest straps
  • Safety Whistle and reflective print details for security.
  • 60% Polyester, 34% Nylon, 8% Spandex
  • Weight: 200 g


Stretch clothing is intended to move with you without restriction. We developed this technology on many levels in order to have unique features in our products. Whether it is engineered stretch in a woven fabric or the inclusion of elastane to improve the properties of the fabric, our stretch products give you unrivaled comfort in motion.

LazerTech is the process of cutting textiles by laser. This technology allows a clean cut, removing the necessity of additional material and stitching giving a lighter, more refined and efficient product.