Made of FDA compliant HDPE (high density polyethylene) these bottles have a wide variety of uses. HDPE is recyclable and has excellent moisture vapor barrier properties. You will often find these bottles used in the food, healthcare, industrial, chemical and beverage industries. Very versatile and handy to have around. You can purchase them in a shipper pack, UN Rated to ship hazardous chemicals, or just purchase the bottles on their own, separately. They have a hollow handle for ease in carrying and large recessed areas so you can put on a label if you want. Check out the different options. Each bottle is supplied with white polypropylene cap, and the shipper packs come with a polyethylene foam liner.