Name Customization: Happy birthday sign sticker will provide you with 3 complete sets of ABC letters, this way you can casual DIY your name birthday party art wall murals at will, give you with a wonderful party memory Product Size:Happy birthday backdrop decal sign display size is 38.7"x19.8",and the big bow size is 6.3''x12.9'',and alphabet ABC letters sizes are 1.5"x2.2" to 2.3"x2",you can free to make DIY decor.We cut the decal into 2 sheets, each is 23.6"x15.7" Materials:Custom name birthday party decal is made of high quality non-toxic vinyl material,easy to peel off the sticker backing to attach,unique printing art fonts to add fun and festivity to your party