noun
water shoes; aqua socks
Footwear designed for water activities, such as beach walking, snorkeling, or pool use. Often made of quick-drying materials with a protective sole.
海で遊ぶときはウォーターシューズを履くと安全だ。
It's safer to wear water shoes when playing in the sea.
子供用のウォーターシューズを買った。
I bought water shoes for my child.