Our shop are all 100% original authentic. Our shop are all original authentic. [Country of Origin] Made in China, Made in Japan [Color] 20: Aurora Blue [Size Range] 130, 140, 2XS, XS, S, M, L, XL 130 and 140 are limited to exhibitions [Composition] Body : Sonic Light Ribtex UW: Nylon 65% Polyurethane 35% Front Thigh: Sonic Light P-UW: Nylon 66% Polyurethane 34% Lining: Nylon 65% Polyurethane 35% Size M: Inseam 26.3cm FINA (International Swimming Federation) Approved ¦ Equipped with flat swim technology: Mizuno’s top race swimwear GXSONIC series ¦ Sonic line design-X ¦ ¦ Adopted lining area design and cross-shaped support line by dynamic analysis method “musculoskeletal simulation” ¦ State-of-the-art technology Sonic Light Rib Tex UW with improved water repellency, 20% UP underwater lightness (compared to men’s swimwear) Flat Swim Technology: Reduces resistance on the body by keeping a flat posture. By supporting the muscles from the trunk and hamstrings to the buttocks and maintaining a flat posture with little water resistance, water resistance is greatly reduced. Sonic Light Ribtex UW: Water repellent performance is improved, and underwater lightness is improved. Shows its true value underwater. SONIC LINE DESIGN-X: A wide lining support area, around the sacrum (most hamstring muscle load is reduced), and in the direction of internal rotation hamstring and quadriceps (front thigh) muscle load is further reduced, Adopting a cross-shaped support line. Support for kicking both up and down kicks, and improved lining fit. If “Made in Japan” is NOT described on whole listing page, Items are manufactured in other country China, Vietnam and etc. [Manual & Menu Language]. We treat Japanese Market Usage Items. So items have only Japanese Manual & Menu Language. Japan Voltage : 100V Please check your country’s voltage before order. Plug: TypeA Please check your country’s plug. [International Buyers – Please Note].