Gently used and washed. Contains one of each size: Small, Medium, Large, and Extra-Large. Small: 350 ml / 11.8 ounces; 5.2″ × 3.8″ × 2.6″ Medium: 500 ml / 17 ounces; 6.5″ × 4.3″ × 2.5″ Large: 800 ml / 27 ounces; 7.3″ × 4.8″ × 2.7″ Extra-Large: 1200 ml / 40.5 ounces; 8.5″ × 5.3″ × 6.9″ Reduce waste and save space! Reduce the use of plastic wrap and plastic containers that can leach harmful chemicals into your family’s food. You’ll love that these collapsible, BPA-free containers are reusable and have easy-to-use latches that provide a powerful seal to keep contents safe and fresh. When not in use, these eco-friendly, collapsible containers stack flat, taking up 60% less room when compared to other food storage options. Dishwasher and freezer safe. Contains one of each size: Small, Medium, Large, and Extra-Large.