I've spent countless hours experimenting with different yarns for kiss loom projects, and the best ones really depend on the texture and durability you're aiming for. For cozy, warm items like scarves or hats, I swear by medium-weight acrylic blends—they're soft, affordable, and hold up well to frequent use. My personal favorite is Lion Brand's 'Heartland' yarn; the colors are vibrant, and it doesn't pill easily. For delicate projects like lace shawls, a bamboo or cotton blend gives that elegant drape without being too heavy. Just avoid overly fuzzy yarns like mohair for detailed stitch work—they obscure the pattern!
One thing I learned the hard way: always check the yarn's weight against your loom size. Chunky yarn on a small-gauge loom turns into a stiff mess, while thin yarn on a large loom leaves gaps. If you're new to kiss looms, start with a worsted weight—it's forgiving and versatile. Bonus tip: don't overlook thrift store yarn! Some of my best finds were vintage wool skeins that added character to my projects.