Personalized Halloween Gift For Moms Momster Halloween T-Shirt. Give the gift of fun and fashion this Halloween with our "Momster" print design. It's not just a piece of clothing; it's a celebration of motherhood and the joy of the season. Perfect for any mom looking to add a touch of whimsy to her Halloween wardrobe, this apparel is a must-have for the holiday. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.