Power A has released two designs of their Wired Controllers Plus for the Nintendo Switch. They are themed after The Legend of Zelda: Breath of the Wild and Mario.
Each officially licensed controller will come with a 10 feet removable cable and 6 interchangeable analogue caps. The controllers are available for purchase at UK retailer argos’s website here (Zelda) and here (Mario).
No word on releases outside of UK as of yet.