Our briefs are crafted from silky, stretchy bamboo fabric to ensure the softest and most comfortable fit for your little one! 97% Rayon made from Bamboo, 3% Spandex Breathable material Naturally antibacterial Note: Due to sanitary reasons we are not able to accept refunds/exchanges on toddler briefs. All purchases will be final sale for this item. ©2025 Mattel