First Class Tyvek Envelopes are super strong yet lightweight. Envelopes are moisture-resistant and tear-resistant. No-lick Grip-Seal Closure features makes them quick and convenient to use. 14 lb. Ideal for mailing letters and other written documents.

Regular-weight Expansion Envelopes offer superior protection for mailing bulky items which are not too heavy. Ideal replacement for costly box or carton. Offers open-side style and convenient Flap-Stik closure. First Class envelopes made of DuPont Tyvek won't rip, tear or puncture. Much stronger and more secure than traditional paper envelopes. Expansion Envelopes are water-resistant and moisture-resistant. Easy to use. Simply peel and seal.

First-class envelopes feature embossed, leatherlike texture that gets mail noticed. Made from regular weight Tyvek for strength. Envelopes have convenient release strip for easy opening and Flap-Stik closure.

First Class Tyvek Envelopes are super strong yet lightweight. Envelopes are moisture-resistant and tear-resistant. No-lick Grip-Seal Closure features makes them quick and convenient to use. 14 lb. Ideal for mailing letters and other written documents.

Regular-weight Expansion Envelopes offer superior protection for mailing bulky items which are not too heavy. Ideal replacement for costly box or carton. Offers open-end style and convenient Flap-Stik closure. First-class envelopes are made of DuPont Tyvek and won't rip, tear or puncture. Much stronger and more secure than traditional paper envelopes. Regular-weight Expansion Envelopes are water-resistant and moisture-resistant. Easy to use. Simply peel and seal.

Regular-weight Expansion Envelopes offer superior protection for mailing bulky items which are not too heavy. Ideal replacement for costly box or carton. Offers open-end style and convenient Flap-Stik closure. First-class envelopes are made of DuPont Tyvek and won't rip, tear or puncture. Much stronger and more secure than traditional paper envelopes. Regular-weight Expansion Envelopes are water-resistant and moisture-resistant. Easy to use. Simply peel and seal.

Patented release strip makes these open-end catalog envelopes easy to open. Convenient Flap-Stik closure does not require moisture to seal. First class envelopes made of DuPont Tyvek won't rip, tear or puncture. They are much stronger and more secure than traditional paper envelopes. Water-resistant and moisture-resistant envelopes are lightweight to save on postage costs. Easy to use. Simply peel and seal.

First-class envelopes feature embossed, leatherlike texture that gets mail noticed. Made from regular weight Tyvek for strength. Envelopes have convenient release strip for easy opening and Flap-Stik closure.

Patented release strip makes these open-end catalog envelopes easy to open. Convenient Flap-Stik closure does not require moisture to seal. First class envelopes made of DuPont Tyvek won't rip, tear or puncture. They are much stronger and more secure than traditional paper envelopes. Water-resistant and moisture-resistant envelopes are lightweight to save on postage costs. Easy to use. Simply peel and seal.

First Class Envelopes with instant-stick Grip-Seal closure require no moistening. Peel the release strip off and press down the flap for a quick, secure seal. First class border ensures proper postal handling.

Regular-weight Expansion Envelopes offer superior protection for mailing bulky items which are not too heavy. Ideal replacement for costly box or carton. Offers open-end style and convenient Flap-Stik closure. First-class envelopes are made of DuPont Tyvek and won't rip, tear or puncture. Much stronger and more secure than traditional paper envelopes. Regular-weight Expansion Envelopes are water-resistant and moisture-resistant. Easy to use. Simply peel and seal.