They are also great for using as an outer layer for solid colored envelopes sent through the mail

JAM Paper Spring Ochre Square Translucent Vellum Invitation Envelopes ensure your mail gets instantly noticed

IMPACTO Thermo Wrap wrist support

gift certificates

A great alternative to glue

JAM Paper Tyvek Envelopes, 10 x 13 Open End, White Airmail, 250 Pack learning_creativity_l1|en_CA They are also great forJAM Paper Heavy Duty Tyvek Envelopes are some of the strongest and sturdiest envelopes available. Tyvek is a registered trademark of DuPont, the established chemical company responsible for developing this durable polymer. Tyvek is composed of high density polyethylene fibers, a synthetic material that is extremely hard to rip and tear. This type of material is the same used to build and insulate houses, so you can be assured the materials inside