Need a costume? Check out all of our union suits! MJC novelty cosplay Unisex union suit is perfectly FUN to wear anywhere. An easy and especially great costume for any upcoming Halloween event! This Alien design has 3-D antennas with vinyl eyes. Check out all of our styles for comfort and convenience. Super comfortable 100% polyester fleece and fits true to normal mens' sizing but great for women for a looser fit, who doesn't love lounging around in Union suits.