Details, Size & Fit. Recommended for swimming. The Speedo Acid Nature Hipster Pants are designed for The serious swimmer. Made from Endurance+ fabric to keep The m in top condition with every wear, this partially lined pair also features a smooth elastic waistband and internal drawcord to offer you The most secure fit. Ourmodel. iswearing a size 10 pants. Sheusually takes a Standard AU8 size, is 5'11" (180cm) tall and has a 66cmwaist. Endurance+ swimwear fabric Black with a charcoal print Internal drawcord Wide elastic waistband Lined at The front.Cold hand wash. fabric / material: NA.Materials: 53% Polyester & 47% PBT Polyester.SKU: SP265SA97HPI.