Junior open-back kneeskin for step-up swimmers considering their first woven fabric swimsuit. Knee-length (4-split length) / Hybrid model combining woven fabric and knit / Durability / Stretch Recommended as a "step-up model" to be worn before a full woven fabric model. This Speedo swimsuit in size 150 provides a comfortable fit with a material of 85% polyester and 15% polyurethane. - Brand: Speedo - Size: 150 - Material: 85% polyester, 15% polyurethane I believe it has been worn about 5 times. Please refrain from purchasing if you are sensitive to used items. m(_ _)m