Astronaut Koichi Wakata demonstrates washing his hair in space using rinseless shampoo and without shower facilities.
iss068e046501 (Feb. 5, 2023) — Expedition 68 Flight Engineer Koichi Wakata of the Japan Aerospace Exploration Agency (JAXA) demonstrates washing his hair on the International Space Station using rinseless shampoo and without shower facilities. Showers are not possible in space due to limited water supplies and the effects of microgravity.