Susan Bates Crystalites Acrylic Crochet Hook Set Sizes L11 To P16 - Crystalites are beautifully colored, translucent plastic crochet hooks. Available in 10 color-coded sizes. The famous in-line head helps reduce wrist motion for fatigue-free crocheting and helps maintain a more consistent gauge. Set includes 4 hooks in sizes L11/8mm, M13/9mm, N15/10mm and P16/11.5mm. Store in the convenient vinyl case.