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Make your loved ones happy and surprise them in celebrating their birthday by installing our alphabet letter yard signs that spells out the happy birthday message. Manufactured of corrugated plastic, these yard letters are weather resistant and waterproof to stand in cold and harsh weather conditions. We have assortments of happy birthday corrugated plastic yard letters that include pre-packaged Happy 13th, Sweet 16, 18th, 21st, 30th, 40th, 50th, 60th, 70th, 80th, 90th, and 100th Birthday Yard Letters. All of these yard letters include 8 x 24 Inches wire stands for easy installation on the grassy grounds. Share in loved ones’ birthday in a unique manner with our birthday letters yard cards. Colorful and decorative, they will be noticed by party guests even from the distance and they will know where the party is! For styling your entrance at party venues, nothing will draw attention more than these happy birthday yard letters with stakes. Even if you are practicing social distancing, you can still wish your family and friends a delightful happy birthday with the corrugated plastic yard letters! These colorful and rather large happy birthday yard letters with stakes are easy to install within minutes by pressing the stakes on the snowy and grassy grounds.