US$ 28.32
calais leather computer backpack tumi Voyageur Montana Black / Gold Color:Black / Griffin backpack and bags Cotopaxi Allpa Del Dia access phone pocket
Cotopaxi Allpa Del Dia 42L Travel Pack - Travel
I like this one from Moonlimited:
backpack and bags
Color:Black / Griffin
Yes, the waist strap is removable
access phone pocket
US$ 28.32
US$ 22.59
US$ 28.88
US$ 23.07
US$ 29.87
US$ 20.08
US$ 23.81
US$ 20.79
US$ 27.60