SupplyLand

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Stayflats

Side Loading

Side Loading StayFlat Mailers

Keep It Flat with SupplyLand’s Rigid Mailers!

  • Professional Mailers: Our Premium white gloss finish self-seal mailers deliver a first-class look.
  • Easy to Load: The convenient side-loading design makes it simple to insert documents, posters, and prints without hassle. It keeps documents flat and protected without any bends or creases.
  • Perfect for: Shipping marketing materials, prints, and posters with confidence that they will arrive flat and intact is ideal.
  • Eco-Friendly Protection: Made from 100% recycled paperboard. Our non-bendable mailers are both tough and environmentally responsible.
  • Seal and Ship: With an easy self-seal closure, packing is fast and secure. Simply press to seal—no hassle, no stress!
  • Tear to Open: The built-in tear strip ensures your recipients can open the mailers effortlessly, making the unboxing experience smooth and frustration-free.
  • Built Tough: Our non-bendable mailing envelopes have a strong center seam. This design gives them maximum rigidity. It keeps your items flat and secure during shipping.
  • Order with Confidence: Available in various sizes, our side-loading self-seal mailers are perfect for any envelope order and provide the ultimate protection for your important flat items.

Pack it up, ship it, and forget it! SupplyLand’s selection of packing and shipping supplies includes everything you need to pack and ship products effectively. SupplyLand offers everything you need, from corrugated boxes and tape to corrugated mailers and poly bags.


Side Loading

Side Loading

Side Loading StayFlat Mailers

Keep It Flat with SupplyLand’s Rigid Mailers!

  • Professional Mailers: Our Premium white gloss finish self-seal mailers deliver a first-class look.
  • Easy to Load: The convenient side-loading design makes it simple to insert documents, posters, and prints without hassle. It keeps documents flat and protected without any bends or creases.
  • Perfect for: Shipping marketing materials, prints, and posters with confidence that they will arrive flat and intact is ideal.
  • Eco-Friendly Protection: Made from 100% recycled paperboard. Our non-bendable mailers are both tough and environmentally responsible.
  • Seal and Ship: With an easy self-seal closure, packing is fast and secure. Simply press to seal—no hassle, no stress!
  • Tear to Open: The built-in tear strip ensures your recipients can open the mailers effortlessly, making the unboxing experience smooth and frustration-free.
  • Built Tough: Our non-bendable mailing envelopes have a strong center seam. This design gives them maximum rigidity. It keeps your items flat and secure during shipping.
  • Order with Confidence: Available in various sizes, our side-loading self-seal mailers are perfect for any envelope order and provide the ultimate protection for your important flat items.

Pack it up, ship it, and forget it! SupplyLand’s selection of packing and shipping supplies includes everything you need to pack and ship products effectively. SupplyLand offers everything you need, from corrugated boxes and tape to corrugated mailers and poly bags.


P11409
Side Loading StayFlats Lite Mailers, 8 x 6", White, Peel and Seal
Qty / Case:200
Starting at $56.00 / Case

P11410
Side Loading StayFlats Lite Mailers, 9 1/2 x 6", White, Peel and Seal
Qty / Case:200
Starting at $60.00 / Case

P11411
Side Loading StayFlats Lite Mailers, 9 x 7", White, Peel and Seal
Qty / Case:200
Starting at $74.00 / Case

P11412
Side Loading StayFlats Lite Mailers, 11 1/2 x 9", White, Peel and Seal
Qty / Case:200
Starting at $89.00 / Case

P11413
Side Loading StayFlats Lite Mailers, 12 1/4 x 9 3/4", White, Peel and Seal
Qty / Case:200
Starting at $95.00 / Case

P11414
Side Loading StayFlats Lite Mailers, 13 1/2 x 11", White, Peel and Seal
Qty / Case:200
Starting at $104.00 / Case

P11415
Side Loading StayFlats Lite Mailers, 14 7/8 x 11 7/8", White, Peel and Seal
Qty / Case:200
Starting at $127.00 / Case

Side Loading Stayflats
Model No.Outside Dims
(W x L)
Qty / CasePrice Per CaseAdd to Cart
1251020+
P114098 x 6"200$56.00$54.00$52.00$49.00$47.00
P114109 1/2 x 6"200$60.00$58.00$55.00$53.00$51.00
P114119 x 7"200$74.00$71.00$68.00$65.00$62.00
P1141211 1/2 x 9"200$89.00$85.00$82.00$78.00$75.00
P1141312 1/4 x 9 3/4"200$95.00$91.00$87.00$83.00$80.00
P1141413 1/2 x 11"200$104.00$99.00$95.00$91.00$87.00
P1141514 7/8 x 11 7/8"200$127.00$121.00$116.00$111.00$107.00