LEM products designed our vacuum bags to achieve the professional results hunters and master chefs demand. Our innovative parallel channel design prevents hidden air pockets while the sturdy 3.5 mil puncture resistant plastic makes these bags ideal for the big jobs. All bags are reusable include a space to label the date/contents and are compatible with major vacuum sealer brands. Quart bags have an easy open tear notch. Pack a season's worth of Salmon use for Sous Vide cooking even keep your camera dry. These bags are up to the taskSpecifications: 8" x 12" (20.3 cm x 30.5 cm) Quart Size 100 count Exclusive parallel channel design prevents hidden air pockets Sturdy 3.5 mil thick puncture resistant 4 layer plastic Reusable Included space to label the date/contents Compatible with most vacuum sealers (Not compatible with chamber vacuum sealers.) Easy open tear notch