1️⃣ **【3D Design for Easy Breathing】** The 3D design fits children's faces, creating space around the mouth and reducing stuffiness. Comfortable even for long periods of wear. 2️⃣ **【Gentle Material That Doesn't Hurt Ears】** Soft ear loops are used, so they won't put a strain on the ears even when worn for extended periods. Perfect for use at kindergarten and elementary school. 3️⃣ **【安心 of High-Quality Non-Woven Fabric】** Made with Japanese standard non-woven fabric, which is breathable and blocks dust and pollen. Gentle on children's delicate skin. 4️⃣ **【Disposable and Hygienic】** Individually wrapped (or in clean packaging) for hygiene. Convenient as disposable masks for use when going out or at school. 5️⃣ **【Economical with 40 Masks】** One box contains 40 masks, providing plenty for daily commutes and outings. Great value for siblings and families to share.