Boost Oxygen Natural Portable 5 Liter Pure Oxygen Canister, Flavorless (5 Pack) grass barrier Impedance: 4-8 Ohm

Impedance: 4-8 Ohm

Backrest dimensions (W x H): 12 x 6 inches

offering either a matte black or dark chestnut blade finish for a contemporary and sophisticated touch

Built-in umbrella hole allows you to accommodate any weather and enjoy meals in the shade on sunny days

18-inch blade diameter

Boost Oxygen Natural Portable 5 Liter Pure Oxygen Canister, Flavorless (5 Pack) grass barrier Impedance: 4-8 OhmNatural and safe to use, this 5 pack of 5 Liter Natural Flavored Supplemental Oxygen Bottles with a Mouthpiece from Boost Oxygen provides supplemental oxygen wherever you need it. Boost Oxygen provides pure, natural respiratory support that is effective to use. Unlike caffeine, sugar, and other stimulants that can harm the body with extended use, Boost canned oxygen offers supplemental oxygen in a non prescription form to help every cell in your body.