18 x 20" - Instapak Quick® RT Heavy-Duty Expandable Foam Bags (Bulk Pack) 6 x 5 x 4 1/2 shipping box Poly bubble mailer

Poly bubble mailer

These mailers provide superior corner and edge protection

This cannot be shipped parcel

Flaps self-lock on the bottom for quick and easy set-up

Use with pre-assembled rigid lids DGBL88W (sold separately)

18 x 20" - Instapak Quick® RT Heavy-Duty Expandable Foam Bags (Bulk Pack) 6 x 5 x 4 1/2 shipping box Poly bubble mailerRoom Temperature Foam in a Bag System. Protect anything and everything, anywhere! No equipment required! Completely portable! Works the same as Instapak Quick without the need of a preheating warming unit. Recommended temperature range is 65 90 F. Chemicals are activated in the bag so no clean up is required. Heavy Duty Bags are recommended for shipments 40 80 lbs.