The product is a set of vintage riser handlebars designed for Rivendell bicycles, made by the brand Win in Japan. The handlebars are crafted from durable aluminum material and have a sleek silver color. The set includes a single handlebar with a clamp diameter of 25.4mm, providing a sturdy and reliable option for cyclists looking to upgrade their bike's handlebars with a touch of nostalgia. Ideal for riders who appreciate high-quality components and the craftsmanship of traditional Japanese bicycle parts.