1 Inch 1.5 Inch 18 2 Inch 20 22 26 30 32 34 36 38 40 44 48 Free Size L S 1 Years 1-1.5 Years 1.5 Meter 1Pcs 2.25 Meter 3-5 Years 3-6 Month 1.5-2 Years 2Pcs 3-8 Years 6-12 Month 6-9 Years 1-2 Years 3Pcs 2-3 Years 6Pcs 3-4 Years 9Pcs 12Pcs 4-5 Years 5-6 Years 6-7 Years 7-8 Years 8-10 Years 9-10 Years 10-12 Years 10-18 Years 12-14 Years 14-16 Years 14-18 Years 16-18 Years 18-20 Years Full Size 20-26 Years .5 Inch