Command the pinnacle of modern, edgy luxury with the revolutionary Hermès Limited Edition Haut à Courroies (HAC) Rock Birkin 40. Originally debuted on the Autumn/Winter 2022 runway at Men's Fashion Week in Paris, "The Rock" represents the first Birkin silhouette specifically re-engineered with an aggressive, masculine utilitarian aesthetic. It dramatically fuses the classic lines of the historic Haut à Courroies—Hermès’ oldest bag design originally introduced around 1900 to carry equestrian saddles—with a high-fashion biker edge. 
This rare masterpiece is masterfully handcrafted in France from premium Veau Volupto calfskin leather, celebrated for its exceptionally smooth, matte finish, rich substance, and ability to develop a unique patina over time. The exterior is highly tactical, featuring a signature diagonal zippered saddle-shaped pocket across the front, a structured flap pocket with a snap button closure, and a built-in exterior keychain. Cool, polished palladium-plated hardware perfectly complements the all-black monochromatic frame. The bag features a detachable, external matching leather pouch anchored by a heavy Chaine d'Ancre metal link chain draping from the corner. The massive, tonal chèvre-lined interior provides unparalleled space, complete with dual open pockets and an interior zippered compartment. 

• Condition: Brand New / Store Fresh Full Set (Includes signature oversized orange box, protective dust bags, clochette, lock, two keys, detachable chain pouch, rain kit, and care booklet) 

• Hardware Finish: Polished Palladium Hardware (PHW) 

• Official Dimensions: 40 cm × 40 cm × 25 cm (Approx. 15.7" × 15.7" × 9.8" inches) 

• Boutique Retail Price: $14,800 USD