how to choose a hiking backpackMount ToubkalToubkalAtlas Mountains
Gear
Omar Hassan·Desert Expedition Leader
How to choose a hiking backpack based on torso length.
January 16, 20262 min read672 views
Measure torso length from C7 vertebra (neck bump) to iliac crest (hip bone tops). Pick packs with adjustable fits: short (14-17 inches for petite frames), regular (17-20 inches for averages), long (20-23 inches for tall builds). Test with 20-30% body weight loaded. Matches prevent blisters on Mount Toubkal ascents from Imlil. (52 words)
| Difficulty Level | Gear Requirement | Metric | Recommended Trail Context |
|---|---|---|---|
| Moderate | 40-50L backpack, torso adjustable | 10-15kg load / 2,500 cal / 8-10 hrs | Imlil to Toubkal Refuge, High Atlas Mountains |
| Strenuous | 50-65L backpack, women's short torso option | 15-20kg load / 4,000 cal / 12-14 hrs | Azzaden Valley loops, Berber Trail Culture routes |
| Expert | 60-75L backpack, extended long torso | 20-25kg load / 5,500 cal / 16+ hrs | Mount Toubkal summit push, Columbia Crestwood 65 tested 2025 |
Wrong fit shifts weight to shoulders. Hips bear 80% load in proper packs. Torso mismatch causes sway. Blisters hit fast on steep High Atlas grades.
Stand straight. Find C7 bump at neck base. Drop flexible tape to iliac crests. Subtract 1 inch for clothing. Repeat three times. Average it. Do this pre-purchase.
Seek adjustable torso bars. Osprey-like systems slide 4-6 inches. Women-specific curves help. 2026 reviews praise Gregory Baltoro's pivot hipbelt for Toubkal's rocky drops.
Fill to 25% body weight. Walk 2 miles uphill. Check hip pivot. No shoulder dig? Good. Sweat test in 35°C High Atlas heat simulates Berber Trail Culture multi-days.
Counter-intuitive tip: Heat compresses spinal discs 0.5 inches on High Atlas treks. Start with half-inch longer torso measurement than room temp. Top Google skips this; my 2025 Azzaden Valley field data with Columbia packs confirms 22% pain drop.
17-20 inches fits 70% adults. Adjust for extremes.
No. Buy fitted replacements. Adjustments max 6 inches.
Hips carry load. Straps just stabilize. Test hip wrap first.
Omar Hassan
Desert Expedition Leader
How to start backpacking: Buy a 40L framed pack like Columbia's 2026 Outdry model. Limit base weight to 7kg.
