RS Taichi Drymaster BOA Riding Shoes - RSS006 (24cm/EU37) (Charcoal/Pink) RS Taichi has been developing racing leather suits and apparel for over 30 years, with the head office based in Osaka, Japan. Their number 1 priority is to provide the safest, most comfortable and absolutely best quality products to the customer. RS Taichi uses the highest quality leather and state-of-the-art materials to insure your protection requirements are satisfied. Waterproof and breathable Drymaster inner booty. Innovative BOA lacing system (M3 side spool) offers easy and quick adjustments.