Toilet bag

[Julene]

a bag in which you put things for keeping yourself clean and tidy, especially when you are travelling

[sky]

a waterproof bag for holding bathrooms items (soap and toothpaste etc.) when you are travelling

[Vania]

A toilet bag, also known as a toiletry bag or washbag, is a small container that is commonly used to hold personal hygiene and toiletry products. These items usually include toothbrush, toothpaste, soap, shampoo, shaving supplies, and other personal care items. This type of bag is often used while traveling or for storing these items in a compact way at home.