Original sentence: The trays include straps on the underside astronauts to attach the tray to astronauts legs or the wall or ceiling and include clips for retaining a beverage pouch or utensil in the weightless environment
Edited sentence: The trays include straps on the underside, allowing astronauts to attach the tray to an anchor point such as their legs or a wall surface and include clips for retaining a beverage pouch or utensils in the microgravity environment