The user finds it easier to move from an ordinary chair to the edge of the tub. He transfers by raising himself to half-standing. He stands on his spasticity. With his strong arms he has no problem getting up and down in the bathtub.
He has a bathtub board on which he places the things he needs.
The user bought the bathtub board for his mother. Now he feels it is practical to place shampoo, soap, etc, on it.