How to connect: ESP8266 WiFiShield for Arduino Uno - Everything ESP8266
SparkFun WiFi Shield - ESP8266 - Opencircuit
Original DOIT Serial WiFi Shield for Arduino UNO R3 2560 from ESP8266 WiFi Web Sever Shield ESP 13 IoT DIY Development Board Kit|shield for arduino| shield for arduino unoshield wifi - AliExpress
Wifi Shield connects your Arduino or Crowduino to the internet wirelessly Arduino Compatible in elecrow store.
Arduino WiFi Shield 101 : ID 2891 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Arduino UNO + ESP8266 ESP-12E UART WIFI Shield | by Attila Varga | Medium
ESP 12E For WeMos D1 WiFi Shield Based ESP8266 ESP8266EX For Arduino IDE 3.3V/5V Support OTA Wireless Upload|esp8266 esp-12|arduino esp8266uno shield - AliExpress
Arduino ESP8266 WiFi Shield - Espruino
Arduino UNO + ESP8266 ESP-12E UART WIFI Shield | by Attila Varga | Medium