Blast off to an unforgettable birthday celebration with our Martian Mucus Slime Party Favors! Perfect for baby's first birthday or any everyday adventure, this set includes four test tubes filled with vibrant blue and green slime, sure to captivate young imaginations. Each plastic screw-top test tube contains 4 oz of on-trend, out-of-this-world fun. Ideal for creating a galactic atmosphere, these slimy surprises are both delightful and unique, making them the perfect addition to your party favor lineup.