Personalized Sweet Pea T-Shirt. Do you call your baby sweet pea? Everyone loves a sweet pea and this special sweet pea T-Shirt - Black would make a wonderful baby shower gift for that cute little sweat pea. 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.