Maybe one of these similar products would be of interest:-
miniwell Gravity Water Filter Straw by Ultralight and Versatile Hiker Water Filter with Optional Accessories. (Water Filter in Grey with Water Reservoir)
miniwell Gravity Water Filter Straw by Ultralight and Versatile Hiker Water Filter with Optional Accessories (Water Filter in Grey with Collapsible Bottles)
miniwell Gravity Water Filtration System. Ultralight Water Filter and Optional Accessories. TUV Proven Emergency Kit Hurricane Storm Supplies. (Water Filter with Water Reservoir and Foldable Bottles)
miniwell Gravity Water Filter Straw by Ultralight and Versatile Hiker Water Purifier with Optional Accessories.(Water Filter in Grey with Bucket Connector)
Water Flossers for Teeth Cordless, Seago Water Flosser Rechargeable Oral Irrigator Plaque Remover for Teeth with DIY Modes, 5 Jet Tips, IPX7 Waterproof Dental Water Jet Flosser for Travel&Home(Black)