Knitter's Pride-Basix Double Pointed Needles. Basix birch needles have the lightness of birch and the strength of natural wood. They are ideal for today's chunky yarns- easy stitch glide and no snagging. They are gentle in the hand and provide hours of comfortable knitting with no hand fatigue. This package contains five 8 inch long double pointed needles in one size. Comes in a variety of sizes.