Personalized Knit-A-Holic Adult Sweatshirt. Adult Sweatshirt - White for die hard knitters has a retro martini glass with yarn for the olives and says KNIT-A-HOLIC. A little knitting humor with a twist! Stay warm and stylish with this classic adult sweatshirt, perfect for everyday comfort. Crafted from soft, durable fabric, it features a relaxed fit for added coziness. Whether you’re lounging at home, running errands, or enjoying outdoor activities, this versatile sweatshirt is a wardrobe essential for any season.