Hydrilla Hydrogen Gas Generator ・Hydrogen generating material: 15 packets x 1 box ・Cannula (inhalation tube) x 1 ・Tumbler x 1 ・Bottle x 1 This product uses hydrogen generating material developed by Pal Corporation based on the results of joint research with RIKEN (Japan's national research and development agency) (joint patent pending). The boxes for the tumbler and inhaler are not available, but the items are unused. Thank you for your consideration.