Megaride AG - Core Black/Night Grey Brands_Birkenstock This Castoro colour—the Italian name

This Castoro colour—the Italian name for a beaver—is a muddy grey-brown developed exclusively for RIER

Crepe sole

Made in England

sizes and patterns

Megaride AG - Core Black/Night Grey Brands_Birkenstock This Castoro colour—the Italian nameThe adidas OG L. A. Megaride AG is the next generation of the Megaride running series that debuted in the early 2000s, reborn in 2026 for street use. Sporting visible a3 technology, the pods are enlarged from front to back to keep the cushioning up to date. A foam drop in runs along the middle of the sole for extra padding. Mesh forms the majority of the base, which is then overlaid with RPU strips for rigidity and doubles as three stripe branding.