Has the lightness of birch and the strength of natural wood Needle tips made of birch wood mean perfect points Ideal for today's chunky yarns - easy stitch glide and no snagging Now available up to Jumbo size US 50 (25.0mm) Generous size end caps keep stitches firmly on needle Provides hours of pleasurable knitting with no hand fatigue Warm to the touch, and gentle in the hand EXTRA! Jumbo sized needles make fun home or studio decor