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This vintage men’s swimsuit was made in the 1950s by Campus Sportswear. It is a white stretch material with blue stripes. The waist elastic has lost some of its stretch it would seem, and the drawstring is missing.

Waist unstretched: 13″ (doubled = 26″)
Waist stretched: 16″ (doubled = 32″)
Rise: 11-1/4″
Side Seam: 5″