Description: Extends the lifespan of food Locks out the air preventing food from dehydration Preserves food without chemicals and additives Great way to marinate and season food Included: 50 Pre-cut 1 QT Bags 8 in × 10 in (20.3 cm × 25.4 cm) - 3 Rolls 8 in × 20 ft (20.3 cm × 6.1 m) - 4 Rolls 11 in × 16 ft (27.9 cm × 4.88 m).