Rolling Dub Trio The Boots on Sincerity, is a boot and leather goods company from Asakusa, Tokyo, a place which has centuries of high-end artisan boot making tradition. Founded by Toku & Naoki, Rolling Dub Trio is well known for their beautiful unisex one of a kind designs, paired with the best horse leather and hardware. Each individual boot and item is made by hand at the Rolling Dub Trio Factory - The Boots Factory in Tokyo. There is truly nothing like a pair of Rolling Dub Trio Boots.