The HO1 – Horizontal Opening No.1 range embodies an innovative vision of men’s underwear. Its patented horizontal opening, introduced in 1997, provides excellent support without compression, while respecting every body type. Crafted from a stretchy cotton modal fabric, it delivers exceptional softness and outstanding fluidity on the body.

HO1 is designed for men who are looking for underwear that is both functional, elegant, and uncompromising in terms of comfort. Practical and intuitive, the No.1 horizontal opening makes everyday use easier, whether you are right- or left-handed. It is the ideal line for those who want secure support, premium comfort, and high-end textile quality, without compromising on design.