rigid envelope

Fosmon 24" x 36", Large Self-Seal Tear-Proof Polyethylene Mailers

UOFFICE Pack of 100 Poly Mailers Bags 12"x 15.5" - #4, with Self-Sealing Closure

Universal Double Window Business Envelope, #10, Square Flap, Self-Adhesive Closure, 4.13 x 9.5, White, 500/Box

supplyhut 100 - 4x7.5 Bubble Out Pouches Bags Wrap Cushioning Self Seal Clear 4" x 7.5"

Unique Bargains Blank Paper Mini Vintage DIY Greeting Card Envelope 12 Pcs

UOFFICE 1000 Poly Mailers Bags 6" x 9" - #0 White Self-Sealing Envelopes

Fosmon 24" x 24", Large Self-Seal Tear-Proof Polyethylene Mailers

UOFFICE Pack of 100 Poly Mailers Bags #6 14.5"x 19" with Self-Seal Closure

Unique Bargains Mini Envelopes 100 Pack Paper Blank Small Items Storage Business Card Holder for Greeting Note Party Multicolor

UOFFICE Pack of 50 Poly Mailer Bags 14.5"x 19" - #6 wih Self-Sealing Closure

UOFFICE Pack of 100 Poly Mailer Bags 6" x 9" - #0 Self-Seal Envelopes

MT Products Blank Envelope Pouch - 4.5" x 6" Shipping Label Sleeves, Pack of 100

40ct Kraft Envelope

Unique Bargains Kraft Paper Blank Card Envelopes with String Tie Closure 12 Pcs

supplyhut 25 - 4x5.5 Anti-Static Bubble Out Pouches Bags Wrap Cushioning Self Seal, Pink

JAM PAPER #3 Coin Business Colored Envelopes - 2 1/2 x 4 1/4 - Brown Kraft Manila - 100/Pack

UOFFICE Pack Of 200 Poly Mailers Bags 6 x 9" - #0 White Self-Sealing Pouches Envelopes

supplyhut 500 6x9 Poly Mailers Envelopes Self Seal Shipping Bags 2.5 Mil 6" x 9"

Unique Bargains Vintage Texture Paper DIY Design Wedding Card Envelopes 10 Set

Fosmon 9" x 12", Self-Seal Tear-Proof Polyethylene Mailers

supplyhut 12 Rolls Shipping Packaging Box Packing Sealing Tape 2.0 mil 2" x 110 Yard 330FT

JAM PAPER A7 V-Flap Invitation Envelope - 5 1/4 x 7 1/4 - Brown Kraft Paper Bag Recycled - 50/pack

JAM Paper Brite Hue Monarch Envelopes, 3.875" x 7.5", 50 per pack