Built for extended tramping adventures, the Effortless Rhythm combines rugged durability with all-day carrying comfort. Its advanced harness system and adjustable fit help distribute load efficiently, making heavy gear feel lighter on the trail.

Featuring a dedicated lower storage compartment for easy organization and access, this fully featured pack is made from tough, hard-wearing fabric ready for demanding conditions. Compatible with optional Balance Pockets, it can be upgraded to deliver the full benefits of the energy-saving Balance System.

Features:

U-Flow Shoulder Harness

• Encourages natural shoulder movement while maintaining pack stability for improved balance and reduced fatigue.
• Breathable stretch 3D mesh contours to the shape of your shoulders for lasting comfort.
• On-the-go back length adjustment allows for a customized fit without removing the pack.
• Compatible with Aarn Balance Pockets (sold separately) for enhanced load distribution and carrying efficiency.

Dynamic Pelvic-Form Hip Belt

• Dual-adjust tensioning system allows precise fit adjustment and load control.
• Micro-adjustable hip belt angle conforms to individual pelvic shapes for improved comfort.
• U-Flow hip belt design moves naturally with your body, increasing agility and reducing strain over long distances.
• Efficiently transfers pack weight to the hips, helping minimise pressure on the shoulders.
• Breathable 3D mesh provides supportive cushioning across the iliac crest for all-day comfort.
• One-handed quick-release buckle for fast and easy adjustment.
• Attachment points for optional Aarn Balance Pockets.

Updated 2026 Features

• Larger side and front pockets on bigger pack sizes for increased storage capacity.
• Added side pocket tensioning cords to help secure gear.
• Updated colourways in dark green and grey.
• Streamlined hip belt design for improved comfort and fit.
• Redesigned ice axe attachment system.
• Includes two Lasso Locs for additional external storage and compression options.
• Enlarged lid design to better accommodate full pack loads.
• Dedicated attachment points for an optional bear canister holder.

Additional Features

• Large main compartment with separate lower storage compartment for organised packing.
• Slim pack profile helps reduce rearward pull and improves load balance.
• Extendable, removable lid converts into a convenient bum bag for day trips.
• Large front stretch pocket and two deep side pockets for quick-access storage.
• Front compression cord system stabilises loads and secures additional gear.
• Dual attachment points for trekking poles or ice axes.
• Includes dry liners in both compartments for added protection.
• Hydration-compatible with internal bladder attachment and hose port.
• Built-in attachment points for carrying skis, snowboards, and snowshoes.
• Compatible with Lasso Locs (2 included) for additional external storage and compression.
• Compatible with Aarn Balance Pockets (sold separately) for the full benefits of the Aarn Balance System.

Specifications:

	Medium	Long
Weight	1690g / 59.6oz + liner	1754g / 61.9oz + liner
Volume	66L	72L
Dimensions	W 40cm x D 25cm x H 75cm	W 40cm x D 25cm x H 85cm
Max Load	20kg

Materials:

Main	500D Nylon Kodra
Accents	100D Robic & Mesh Darlington 240g
Bottom	210D Robic Gridstop with UHMWPE
Liner	190T Nylon