JETech Protective Case (Switch OLED)
$10 (was $15)
Satisfye ZenGrip Pro
$29
Skull & Co Grip Case
$20
HyperX ChargePlay Clutch
$60
Hori Split Pad Pro
$50
Though the Nintendo Switch is a great handheld console, it's not the best when it comes to ergonomics. With its small buttons and lack of a rubber grip (or any grip, really) on the Joy-Cons, the Switch in handheld mode can be somewhat uncomfortable, especially during longer sessions with input-heavy Switch games like Super Smash Bros. Ultimate.
Read more on gamespot.com