Waist elastic is great! Measures 14.5 across unstretched with tons of stretch. Totally unisex. The Vintage 90s Mervyn’s Cheetah Swim Trunks are a stylish and unique addition to any man's swimwear collection. Featuring a bold all-over print with cheetah character, these swim shorts in medium size are made of cotton fabric with mesh lining for added comfort and breathability. The vibrant multicolor design and vintage 90s theme make these swim trunks a stand-out choice for beach or poolside fashion. With an elastic waist and machine washable care, these swim trunks offer both style and convenience for the modern man.