Thrulite Pro 55

An uncompromising ultralight thru-hiking pack built for longer, more committing trips—honed for efficiency, comfort and stability over big days and tough terrain. A roll-top closure pairs with a removable modular top lid that converts into a chest rig. NanoFly™ fabrics, dynamic suspension, a vest-style harness and an adjustable torso length deliver a precise fit and confidence mile after mile.

• Fully taped seams and a rolltop closure seal out the elements
• Adjustable torso length system offers 4” of fit adjustment for personalized comfort and efficiency
• +10 liters of external storage on vest straps, hipbelt and pack body
• Breathable, vest-style harness distributes weight for comfort and stability
• Vest pockets hold two 500 mL soft flasks (sold separately) or a 700 mL sports bottle, fuel and essentials
• Removable modular top lid offers volume flexibility for different trips or after resupplies
• Modular top lid attaches to the front of harness for use as a chest rig, or to hipbelt for additional quick-access storage
• Lid features top lash points and zippered storage for small essentials
• Oversized front shove-it pocket provides quick-access storage
• Large, dual-access side pockets with cinch closure offer secure external storage and on-the-go access
• One zippered pocket and one drop-in pocket on hipbelt keep snacks, phone and small items handy
• Lower lash points offer external storage for a sleeping pad or gear
• Front panel loops work with upper side capture loops to secure trekking poles
• Upper side compression straps with quick-release buckles stabilize load
• Lower side V-compression straps stabilize load and connect to hipbelt for efficient load transfer
• Lower V-compression straps can be set up under or over side pockets
• Removable top compression strap secures load further
• Internal HydraClip for hanging a hydration reservoir (sold separately)
• Complete pack weight: 1.75 lb / 792 g (S/M), 1.9 lb / 860 g (M/L)
• Stripped weight: 1.56 lb / 708 g (S/M), 1.69 lb / 768 g (M/L); removing 6L top lid, lid straps and buckles, and top compression strap