Bag envelopes with strip and 3 gussets Tyvek Postyvek 55 gsm white 22.9×32.4

Description

Sack envelopes made of Tyvek tear-resistant material with strips and side gussets. Extra-strong envelopes made of the exclusive Tyvek material: 100% recyclable, super-strong material that provides added value protection for your shipments. Thanks to this high-impact material (silk effect to the touch), the envelopes are ultra-light, waterproof, antistatic, tear-resistant and expansion-resistant. The envelopes close with a self-adhesive flap.