The wool Jeanie is an amazing new must have knitting accessory. You will have no more tangled yarn . No mess and a smooth knitting or crochet experience guaranteed.just place your ball of yarn on the yarn holder and with a magnetic pointer it will dangle freely allowing you to knit or crochet easily as the wool Jeanie gently spins.When using the wool jeanie place it on a table or light stand so that it is approx the same hight as your needles .The wool Jeanie will hold up to a 200g ball of yarn. Weight 0.4 kg .any questions please contact the seller thank you for looking .ps the wool Jeanie makes a perfect xmas gift for anyone that crochet or knitts . Supplied direct from the manufacturer. Thks Dave.Ps the wool Jeanie is self assembly.