Bankers Box 0724303 R-kive storage box, 12 x 10 x 15, letter/legal size, white/blue, 4/ct Maximum-strength, stackable corrugated box for letter- or legal-size files. Has lift-off lid and hand holes. Built for heavy daily usage and maximum stackability, these boxes with hand holes are strong, dependable, portable and stackable. Ideal for stacking without shelving. Multi-layered corrugated construction offers 85% more stacking strength than basic letter/legal size boxes. Easy one step FastFold set up.