Slide-On Bag Sealer Sticks 16 pieces in 4 Different Sizes - Quickly Seal Bags That Contain Food, Herbs, etc. - Keeps Content Fresh - Reusable - No Electrical Devices - Diamond Shield Retail Package Set of 16 Slide-On Bag Sealer Sticks in 4 different sizes: 10.6"/27 cm - 8.3"/21 cm - 6.55"/16,6 cm and 3.9"/9,9 cm (usable widths). Creates a watertight and airtight seal to keep food (or other items inside a bag) fresh. Slide-On Bag Sealer Sticks are very easy to use. Reusable and no expensive electrical devices are required. First, fold the top of a bag. Then, simply slide the bottom/yellow part of the Bag Sealer Stick into the fold and the top part over the fold. The top part of the Bag Sealer Stick will keep the folded bag closed firmly. Slide-On Bag Sealer Sticks are a perfect solution for preserving anything from food to medicine. For example: chips, nuts, fruit, vegetables, coffee, tea, cookies, cakes, bread, cereals, pasta, rice, etc. If the item that you want to keep air/water tight and fresh is not already packed in a bag, you can also use standard food storage bags. Durable and dishwasher safe. However, hand wash is recommended. The Slide-On Bag Sealer Sticks can also be used in a freezer. The dimensions of the Slide-On Bag Sealer Sticks are compact, so you can store them anywhere in your kitchen. Please note that items cannot be stored inside a bag for an indefinite amount of time. Always respect the expiration date that is printed on the original package. Also, never store any valuable/indispensable items inside a sealed bag, with the intention to submerge the bag into water.