Sunny Black is a Taiwanese brand. Made in Taiwan. White or black frames with multi colored wheels to select, pictured ones show you how they look, we could custom colors you like from frames and wheels. 47cm(XS), 50cm (S), 53cm(M), and 56cm (L) Size 47cm suitable 4'8 to 5'3 riders Size 50cm suitable 5'2 to 5'6 riders Size 53cm suitable 5'6 to 5'10...