Wipak S5 Healthmark Steriking See-Through Heat-Sealable Pouches 4"x10.50" 2028Case of 3,000 Wipak S5 Healthmark Steriking See Through Heat Sealable Pouches 4"x10. 50" Heat sealed upper corners prevent dust from collecting at the opening seal, reducing the risk of contamination when opened. The indicator imprints for steam and EtO are subjected to the same sterilization conditions as the packaged product. The multi line parallel seams are extremely strong, durable and promote a clean peel. Thumb notches at each end make the