High Quality Aluminum crochet hooks in sizes (2.0mm / 2.5mm / 3.0mm / 3.5mm / 4.0mm / 4.5 mm / 5.0mm / 5.5mm / 6.0mm / 6.5mm / 8.0mm / 10.0mm), Meeting Your Multiple Requirements. Ergonomic handles make crocheting for hours a breeze! Your search for a truly comfortable crochet hook set is finally over. Comfortable and fun crochet hook set for crafters of all levels. Multiple sizes and colorful handles make this 12-piece set versatile and fun to use. The more you knit with them, the more you will love to knit. Needles are anti-resistance to keep longevity. Crochet knitting needles feel smooth in your hands.