James C Brett Twinkle is a sparkle yarn, 4% Metallic Polyester twisted round 96% Acrylic to give a twinkle. 4% Metallic Polyester 96% Acrylic, 100g ball approx 300m 328yrds, Knitted on 3.5/4mm needles, Machine Washable at wool wash 30. Pack of 3 skeins