Interchangeable Circular Needles: Made from fine-grade aluminum, KnitPro Smartstix Interchangeable circular needles are lightweight and are a joy to work with. The perfectly crafted metal tips, and the smooth finish of the needles, enable effortless knitting. Available Needle Sizes: KnitPro Smartstix Interchangeable Circular needles are color coded and available in 12 popular sizes, ranging from 3mm to 8mm, perfect for knitting circular items like caps, cowls, beanies, and even flat projects like blankets. 2-in-1 Knitting Tool: Smartstix is a perfect tool for smart knitters, who prefer precise knitting with accurate measurements. Each Smartstix needle is laser marked with a 2cm gap that lets you measure the gauge as you knit, making it a knitting needle and ruler in one. Laser-Printed Sizes: Each pair of knitting needles has laser-printed markings that set them apart from other metal knitting needles. These precise markings do not rub off due to friction of the yarn or the hands of the knitter. Sustainable Paper Packaging: Packaged in FSC-certified recycled paper, these needles prioritize sustainability with responsibly sourced, plastic-free materials to help protect the environment. Smart Stix fixed circular needles are laser marked at 2cm intervals, so one can measure creations on the go. Each needle is made from high quality & Lightweight aluminium that is easy on the hands. ideal points, flawlessly tapered Ideal for all yarns and projects. Laser printed sizes on all needles. A smooth join ensures easy stitch glide and no snagging. Resilient, flexible cables lay flat with no kink or twist Easy to store With measurement scale on the needle Suitable for all Knitpro needle ropes KnitPro SmartStix Interchangeable Circular Knitting Needle Tips Craft versatility and precision at your fingertips. KnitPro SmartStix interchangeable circular needle tips offer the complete SmartStix measuring experience with the added flexibility of switching cable lengths mid-project. Key features: Measure on the go: Laser-etched markings directly on the needles in centimetres for convenient gauge checking and project tracking. Seamless interchangeability: Effortlessly swap between needle sizes and cable lengths to tackle a variety of projects without needing multiple fixed circular needles. Durable aluminium construction: Lightweight and smooth for comfortable knitting, with flawlessly tapered points for effortless stitch definition. Size variety: Available in UK sizes 3.00mm to 8.00mm to suit different yarn weights and project requirements. Colour-coded sizes: Each needle tip features a unique metallic shade for easy identification. Please note: This pack contains needle tips only. Cables are sold separately. Two interchangeable tip lengths are available: Normal: Compatible with all KnitPro cable lengths (35cm to 176cm) for needle lengths from 60cm to 200cm. Special: Designed for use with 20cm and 28cm cables, creating 40cm and 50cm needles respectively. You can find cords, cables and connectors for interchangeable tips HERE About KnitPro KnitPro - a family owned company.When buying KnitPro products, you are empowering women and supporting a community. All KnitPro products are made to the highest quality by over 1,400 workers in an eco-compliant factory in Jaipur, India. Over 900 children are educated at a local school sponsored by KnitPro and the company has a strong commitment to the equality of women. Transport, subsidised meals, work clothes and medical benefits are offered to employees - who all work in a dust-free environment with renewable energy, safe conditions and clean water. KnitPro Guarantee All KnitPro products are guaranteed for one year from the date of purchase against any manufacturing defect.