Our Happy Birthday Yard Sign is the perfect way to add some festive decoration to your outdoor birthday party! At 16 inches tall, these colorful birthday letters are sure to catch the eye and bring a smile to everyone's face. The set includes stakes to easily secure the sign in your lawn or garden, and the waterproof design ensures that it will last through any weather. Made in our factory with high-quality materials, you can trust that this birthday yard decoration will be a hit with guests of all ages!