Thinx BTWN Teen Period Underwear - Bikini Panties, Confetti, 13/14 - Super Absorbency This is a brand new Thinx period underwear for tweens in grey, size 13/14. It is made of organic cotton material, and features padding for added comfort. The underwear is designed with the Thinx model in mind, and is perfect for girls who need extra protection during their menstrual cycle. The underwear is styled as a brief, and comes in a one-pack. It is a great addition to any tween's wardrobe, especially for those who are looking for a more sustainable and eco-friendly period solution. Made in the United States, this Thinx period underwear is a must-have for any young girl. Fabric type 100% Cotton Care instructions Machine Wash,Hang Dry About this item 100% Cotton Machine Wash,Hang Dry