A case for the ESP32 with integrated Wifi and OLED display purchasable from here: https://www.aliexpress.com/item/Lolin-ESP32-OLED-V2-0-Pro-ESP32-OLED-wemos-pour-Arduino-ESP32-OLED-WiFi-Modules-Bluetooth/32822105291.html

Designed to incorporate a 3mm acrylic window so you can see inside!

This version includes fillets on the edges for aesthetic reasons. There is another version without the fillets.