The multi-sport Black Diamond Instinct backpack is designed to handle any daylong mountain or trail adventure you can cook up.

• Volume
• S/M: 1700 cu in / 28 L
• M/L: 1831 cu in / 30 L
• Weight
• S/M: 2 lb 7 oz / 1.12 kg
• M/L: 2 lb 8 oz / 1.15 kg
• Material
• Tough 400d and 420d nylon

Size S/M: torso length 16 to 19"
Size MD/LG: torso length 18.5" to 21.5"

Measure the length of your spine from C7 vertebra (the knobby bone at the base of your neck) to level with your iliac crest (the top of your hip bones).