https://www.amazon.com/JETech-Protective-Nintendo-Shock-Absorption-Anti-Scratch/dp/B09GXLTVVD/
https://www.amazon.com/RHOTALL-Transparent-Compatible-Shock-Absorption-Anti-Scratch/dp/B09CPH1SYL/
https://www.bestbuy.com/site/nyko-armor-case-for-nintendo-switch-oled-clear/6501314.p?skuId=6501314
Theres dozens of similar cases. The key thing to look for is;
dockable
removable joycons
how it handles the kickstand