A versatile, frameless daypack designed for outdoor adventures, the Peak Design Outdoor Backpack 25L adapts to any environment with customisable organisation and advanced comfort. It’s lightweight, durable, and functionally weatherproof, making it perfect for carrying a variety of gear, from camping equipment to professional camera setups.

Also available in smaller size:

Highlights of the Peak Design Outdoor Backpack 25L

• Versatile & Customisable - Works seamlessly with Peak Design Packing Tools for tailored organisation and gear protection.
  
• Ultra Cinch™ Roll-Top Expansion - Allows quick, one-handed access with 5L expansion.
  
• Comfort-Driven Harness - Vest-style straps and optional padded hip belt for better weight distribution and storage.
  
• Weather-Resistant Build - Terra Shell™ 210D ripstop nylon fabric, abrasion-resistant, and PFAS-free.
  
• External & Internal Access - 3 Flex Pockets™, large rear panel, and multiple attachment options for external carry.

Features of the Peak Design Outdoor Backpack 25L

• Access
  
  • Brilliant Ultra Cinch™ roll-top design is fast and easy to open/close, expandable, and allows cinching items to the top of your bag
    
  • Massive rear panel accessible via a burly #8 weatherproof UltraZip™
• Harness & Comfort
  
  • Greater comfort with low-profile padded vest-style straps that distribute weight better and provide quick-access storage
    
  • Shoulder straps feature mesh storage pockets with hidden Capture Clip attachment points (clip sold separately)
    
  • Dual quick-adjusting sternum straps for a more active and ergonomic fit (use both, one, or none)
    
  • Top grab handle
    
  • Available quick-attaching, hyper-adjustable padded Hip Belt (with storage and Capture Clip attachment point) sold separately
    
  • Padded back panels with centre airflow channel
    
  • Breathable, quick-drying perforated foam padding on back panels, shoulder straps
• Internal Carry
  
  • 5L of expansion (20L min to 25L max)
    
  • Hydration sleeve (with bladder attachment loop) can be converted to laptop sleeve for up to 16" Macbook Pro
    
  • Hydration hose pass-through at top of bag
    
  • Totally customisable modular internal storage with Peak Design Packing Tools (sold separately)
    
  • Removable key tether can be relocated to different pockets
• External Carry
  
  • 3 massive external Flex Pockets™ provide expandable quick-access external storage
    
  • Unique Flex Pocket™ structure maintains a clean silhouette whether bag is full or empty, never looking floppy or disheveled
    
  • Plenty of room for water bottles, hiking poles, tripods, and other long items on the sides
    
  • Center Flex Pocket™ great for bulky things like jackets, doubles as an auxiliary hydration sleeve
    
  • 2 weatherproof #5 UltraZip pockets for small items like map, compass (fits an X-small or XX-small Ultralight Packing Cube)
    
  • Cord Hook™ quick-cinching External Carry Cords (2x) let you carry items outside of your bag
    
  • Cord Hook™ elastic Gear Loops (2x) provide an additional fast & simple external carry option
    
  • External Carry Cords and Gear Loops made from ultra-strong abrasion-resistant UHMWPE cord
    
  • Hidden Cord Rails™ let you mount external Carry Cords, Gear Loops, or other items nearly anywhere outside the bag
    
  • Use Carry Cords & Gear Loops for mounting Peak Design Ultralight Packing Cubes (sold separately) for modular external storage
    
  • Use Carry Cords & Cord Rails™ to compress sides of bag for better load distribution
• Photo/Video Gear Carry
  
  • Perfectly sized to work with Peak Design Camera Cubes (sold separately)
    
  • Configure to carry anything from a single camera/lens to a full pro creative setup
    
  • Fits a single , with option to place an above it (sold separately)
    

Technical Specification

• Fitment:
  • Fits torso sizes from 43-50cm
    
  • Fits waist sizes from 61-132cm
• External Dimensions
  
  • Roll-top down: 48.5 x 28 x 15cm
    
  • Roll-top extended: 66 x 28 x 15cm
• Internal Dimensions
  
  • Roll-top down: 48 x 27.5 x 14.5cm
    
  • Roll-top extended: 65.5 x 27.5 x 14.5cm
• Capacity
  
  • Roll-top down: 20L
    
  • Roll-top extended: 25L