This paragraph is an elastic knitted cotton cloth, which is very skin-friendly and comfortable to wear. The position of the cloth label is the position of the back of the head, which is convenient for identification. Most of the fabric sources are brought back from Japan or South Korea to make or select high-quality fabrics from Taiwan. The quantity is limited, so the pattern on the other side may not be the same every time. If you need to specify the fabric, please contact the designer to confirm whether there is stock. The growth speed of each baby is different, and the size of the head circumference is different. It is recommended to measure the actual head circumference of the baby, plus 1-2cm is the suitable size for the hat. Because this fabric has very good elasticity, do not choose a size Too big. Reference Size: Newborn to 3 months --- Size 40cm 3 months to 6 months --- size 45cm 6 months to 1 year old --- 48cm in size 1 to 2 years old --- Size 50cm The products are cut and made by hand. It is inevitable that there will be traces of production. A 1cm error in size is a normal range. Recommended washing method: 1. Baby's skin is thinner and more sensitive than adults. It is recommended to wash clothes by hand and use natural handmade soap or neutral detergent for baby. 2. For the health of your baby, it is recommended to wash it before wearing it for the first time.