SPANX Basix Full Coverage Swim Bottom (1312) Shell: 72% nylon 28% spandex/elastane Lining: 80% nylon 20% spandex/elastane Country of origin: Imported. Covered elastic waist is 3/8" wide. Lined front and back panels. Sides (with seams) are 4" tall. Covered elastic along leg openings is 3/8" wide.