【Stainless Steel Blocking Pin Combs】:Made of high quality stainless steel needles and ergonomic plastic handles, rust and corrosion resistant,and are just as sharp as T-pins so will work fine on your blocking board/mat.Keep away from children when not in use to ensure safety 【Safe storage & easy to use】:Includes a sturdy plastic box with foam inserts to safely store all 20 combs (12 large combs with 8 pins;8 small combs with 4 pins). 【Effortless Knitting Blocking Comb Pins】:The pins of these knit blocking combs are evenly distributed, maintaining consistent tension during use, which is conducive to complex or larger work when you knit to improve efficiency, make the project more professional and flat.These are ideal blocking pins are Ideal for projects that are prone to rolled edges and need to be kept straight and level, like: blankets, scarf, sweater, granny square etc 【Ergonomic】:The textured plastic handle has a comfortable, non-slip grip.The 2cm long needles effortlessly penetrate thick wool or multi-layered fabrics, holding projects securely in place on any patchwork mat or towel 【Perfect Gift for Craft Lovers】A high-quality knitting comb set can greatly improve your knitting efficiency while significantly enhancing the professionalism of the finished product.Therefore, it is a practical tool that every crochet enthusiast will love.Gifting them to beginners or professional knitters will definitely be a great choice!