You can build-your-own Switch with custom Joy-Con in Japan - 9to5Toys
Limited Edition Nintendo Switch Joycons Custom by Dreamcontroller | Proudly Customized in the USA with Advanced Permanent Hydro-Dip Technology (Not Just a Skin)(Nintendo Switch Console not included) - Walmart.com
Custom Pink Nintendo Switch Joy Cons - Shell Replacement by ExtremeRate - YouTube
Nintendo Switch Custom Joy-Con Cosmos Themed Joy Cons Controllers Joy Cons | eBay
EPIC SWITCH JOYCONS!! Custom Fan Designs - YouTube
Cool Custom Nintendo Switch Joy-Cons Look Like Poke Balls - GameSpot
How One Small Company Is Making The Switch Joy-Con You Always Dreamed Of | Nintendo Life
Limited Edition Nintendo Switch Joycons Custom by Dreamcontroller | Proudly Customized in the USA with Advanced Permanent Hydro-Dip Technology (Not Just a Skin)(Nintendo Switch Console not included) - Walmart.com