Many travel soap holders are made from polypropylene, a lightweight, durable plastic commonly used for toiletry containers.
Tight-fitting lids and snap-close or secure cover designs are commonly used to keep water out and help soap stay dry.
Holiday mini soap sets commonly list scents such as peppermint, cassia clove, frankincense, and sandalwood.
Travel soap containers come in a range of colors; one set lists grey, blue, orange, and green, and customer feedback praises the color choices.
Many travel soap cases feature secure covers or snap-close designs that keep water out, helping protect soap in humid environments or communal showers.