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Deluxe Tyvek Expansion Envelopes, #13 1-2, Square Flap, Self-adhesive Closure, 10 X 13, White, 100-box
Deluxe Tyvek Expansion Envelopes, #13 1-2, Square Flap, Self-adhesive Closure, 10 X 13, White, 100-box

Deluxe Tyvek Expansion Envelopes, #13 1-2, Square Flap, Self-adhesive Closure, 10 X 13, White, 100-box

Ideal for mailing bulky items and materials. Excellent alternative to heavy boxes and cartons. Superior water-, chemical-, moisture-, burst-, tear- and puncture-resistant protection. Open Side. Seam Type: Center; Flap Type: Square; Trade Size: #13 1/2; Security Tinted: No.