2 inch x 4.7 inch to 13 inch x 20 inch Simply Peel and Stick! Removable & Reusable! Add a fun-filled adventure to your childes wall with these Thomas the Tank Engine Wall Decals by RoomMates decor. Designed with officially licensed art straight from the tv series, capture your favorite moments from the show on any wall! The application process is simple. Just peel each wall sticker from the backing and apply them to the surface of your choice. Fast, innovative wall decor at it's best!