3x3x30″ Square Tube .29/piece
3x3x30″ Square Tube $1.29/piece


Corrugated mailers are super strong yet lightweight to save on postage expenses.
• Perfect for shipping small, lightweight, fragile items.
• Each corrugated mailer is manufactured from 32ect-B oyster white corrugated.
• Crush resistant mailers fold to provide double walls of protection on front and sides.
• Our unique "wave rule" edge virtually eliminates paper cuts.
• These one piece mailers fold together in seconds.
• No tape, glue or staples needed.
• All ship and store flat to save space.
• 74 sizes to choose from!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 2100!
Wholesale Boxes, Wholesale Mailer,BSM3330,Square Tubes,3x3x30 Square Tube,M3330 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$32.22 Add to cart
3x3x18″ Square Tube alt=
3x3x18″ Square Tube $0.91/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 700!
Wholesale Boxes, Wholesale Mailer,BSM3318,Square Tubes,3x3x18 Square Tube,M3318 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$45.41 Add to cart
3x3x25″ Square Tube .14/piece
3x3x25″ Square Tube $1.14/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 700!
Wholesale Boxes, Wholesale Mailer,BSM3325,Square Tubes,3x3x25 Square Tube,M3325 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$56.77 Add to cart
3x3x37″ Square Tube .52/piece
3x3x37″ Square Tube $1.52/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 700!
Wholesale Boxes, Wholesale Mailer,BSM3337,Square Tubes,3x3x37 Square Tube,M3337 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$76.22 Add to cart
3x3x43″ Square Tube .63/piece
3x3x43″ Square Tube $1.63/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 700!
Wholesale Boxes, Wholesale Mailer,BSM3343,Square Tubes,3x3x43 Square Tube,M3343 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$81.38 Add to cart
5x5x25″ Square Tube .75/piece
5x5x25″ Square Tube $1.75/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 350!
Wholesale Boxes, Wholesale Mailer,BSM5525,Square Tubes,5x5x25 Square Tube,M5525 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$87.43 Add to cart
5x5x30″ Square Tube .2/piece
5x5x30″ Square Tube $2.2/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 700!
Wholesale Boxes, Wholesale Mailer,BSM5530,Square Tubes,5x5x30 Square Tube,M5530 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$109.77 Add to cart
5x5x37″ Square Tube .54/piece
5x5x37″ Square Tube $2.54/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 350!
Wholesale Boxes, Wholesale Mailer,BSM5537,Square Tubes,5x5x37 Square Tube,M5537 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$127.25 Add to cart
5x5x43″ Square Tube .79/piece
5x5x43″ Square Tube $2.79/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 350!
Wholesale Boxes, Wholesale Mailer,BSM5543,Square Tubes,5x5x43 Square Tube,M5543 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$139.72 Add to cart
5x5x48″ Square Tube .09/piece
5x5x48″ Square Tube $3.09/piece


Unique square shape makes inserting and removing contents easy.
• Square tubes will not roll on conveyors like conventional round tubes.
• Constructed from 32ect-B oyster white corrugated.
• Locking tabs — no tape needed!

Sold in Eachs of 50 pieces.
Ordering 1 of this product will get you 50 pieces.


Save even more when you buy a bale of 350!
Wholesale Boxes, Wholesale Mailer,BSM5548,Square Tubes,5x5x48 Square Tube,M5548 BOX, Shipping Boxes, Packaging Boxes, Mailing Boxes
$154.69 Add to cart