Circumference: Waist strap: 42cm (+/-2cm) without stretch. At the back, a wide rubber band is stitched so that it fits comfortably on your head. "MUST HAVE" for the spring-summer season! In addition, the most important properties of bamboo cannot be overlooked: 3 x A: antibacterial, anti-fungal, anti-allergic, free from pesticides and pollutants, 60% more water absorption than ordinary cotton self-sterilizing (the fabric is 30% self-sterilized, giving a feeling of freshness), neutralizing odours (absorbs odours and only gives off when washed in water) full biodegradability The dyes are friendly to humans and the environment, as evidenced by the OEKO-TEX Standard 100 certificate. The product is sewn by hand, with the highest precision and using the best quality materials. It would be perfect as a stylish and unusual gift for a baby shower, birthday, or other special occasion. The product should be used under the supervision of a parent. *The shade of the prints on the material may vary slightly due to different production batches.