Don't leave anything behind

3 inches which is a hat size 6 & 1/4 to 7 & 7/8

you get plenty of room to help your toes move more freely

Dual-density cushioning combines plush comfort with a more stable underfoot feel

May stain some fabrics

Arc'teryx Heliad 15 Backpack Black size:OS Don't leave anything behindX000010358 002291 With a simplicity inspired by climbers summit packs, the versatile Heliad moves from work to travel and even a quick hike effortlessly. The mini ripstop fabric is light, durable, and treated for water resistance. The 15 litre capacity has a main compartment that handles your daily kit, a stash pocket for a tablet or hydration bladder, plus an internal pocket to secure the smaller things. An external pocket is easily accessible and