Aarn Effortless Rhythm - Short


The sophisticated frame is designed to transfer heavy loads to the hips very comfortably while maintaining free hip movement.

The top and bottom compartments have roll closures and their own waterproof liners. Add Balance Pockets for efficient, pain-free bodypacking and increased capacity.


  • 2 Backlengths with Instant Torso-adjust, 14cm range
  • U, Multi & Flexi Flow
  • 2 waterproof Dri-liners
  • 2 compartments, lid pocket/hydration compatible, stretch front pocket
  • Auto-mold frame with hollow 6001 T6 stays and load transfer tubes
  • True-fit shoulder straps, Flow-thru Stabilisers
  • Pelvic Form Hipbelt (M)
  • Web-loc compression
  • Attachments for ice axes, trekking poles (front and rear), crampons, helmet, snowboard, snow shovel, carritools/ice clippers (ER V.6)


 66 Litres 
Weight max / min: 1.87 / 1.77 kg  

  • Compact Balance Pockets        
  • Sport Balance Pockets
  • Dri Balance Pockets
  • Expedition Balance Pockets       
  • Ultimate-fit Hipbelts (S) (L)
  • Lasso-loc straps
  • Ski straps
  • Snowboard Straps    
  • Balance Gear Racks
  • Tool Quivers

Colours:  Green/Grey
Key Fabrics: 750D, 500D Cordura, 220D ripstop nylon