Retail price: 7260 yen A SPEEDO competitive swimsuit with a black and red design to support performance improvement. I received it about a year ago but never used it. - Brand: SPEEDO - Color: Black/Red - Style: Competitive swimsuit Size...XL (LL) From the manufacturer's website: These are men's jammers for masters swimmers who swim every day. Made with "FLEX Σ χ (Flex Sigma Kai)," an eco-friendly material using recycled polyester yarn made from repurposed plastic bottles. Excellent stretch, high water repellency, and a fit created by three-dimensional design and cutting support comfortable swimming. The switching along the hip joint allows for smooth leg movement and reduces skin chafing from stitching. The textured surface finish also has the effect of covering body lines. Leg length is up to the knee (4-length). This model can be worn with confidence by users of the traditional "Flex Sigma."