DIFFERENT SIZES CROCHET HOOKS The different colors and scales on the handle are for easy distinguish of different sizes. STURDY AND SMOOTH CROCHET NEEDLES:These crochet hooks are made of high quality aluminum,rust resistant and corrosion resistant,sturdy and durable,not easy to bend or break.The polised surface is very smooth,will not snag yarn or split the yarn,so you can knit and weave more smoothly. Ergonomic Soft Rubber Grip Handle:The ergonomic design handle of the crochet hook is covered with soft rubber,not only comfortable to grip,prevents slipping when knitting.It relives the pain of hand,wrist and finger,suitable for arthritic hands,so you can knit longer time without discomfort. Great Gift for Crocheting Knitting:This crochet hooks set is perfect for knitting blankets,towels,hats,gloves,etc.They are suitable for begginers,advanced crocheters or anyone who loves crocheting.This will be a perfect gift for your grandmother,mother,aunt,sister,daughter and your friends.