28x5.5x38 Single Box (200 ect) - Side Loading

Art box - Side Loading 

External Dimensions: 28 3/8 x 5 7/8 x 39" (+/- 1/8")

FEATURES: Sealed seams - 200# Test & vs. 32 ECT (Edge Crush Test). 200# offers 60% greater pressure resistance than 32 ECT