5 x 5 x 43 Square White Corrugated Mailing Tube 25/Bundle Bubble = 20% Feature a special seal that

Feature a special seal that once broken

Constructed from 1/8" spirial-wound double wall cardboard making it virtually crush proof

Made from quality polystyrene also known as styrofoam

clean presentation

75 mil Low Density Polyethylene (LDPE) film

5 x 5 x 43 Square White Corrugated Mailing Tube 25/Bundle Bubble = 20% Feature a special seal thatThese mailing tubes have a square shape for easy inserting and removal. Square mailing tubes ship flat and take up less space. They will rest on flat surfaces without rolling off and are easily stackable. Square mailers ship flat and take up less space. They will rest on flat surfaces without rolling off and are easily stackable.