Sensitive kids love our tagless, organic cotton underwear for all-day comfort and a seamless feel. Flatlock Seams: Gentle for even the most seam-sensitive Tagless & Wedgie-Proof: Full-coverage boxer style prevents discomfort and frustration Soft & Gentle: Kind to their skin and the planet Toxin-Conscious: No BPA, parabens, formaldehyde, or lead Ethically Made in India: Loved by kids and parents worldwide This set contains dyes from two plants grown in the Himalayas. Rubia tinctorum the madder or common madder or dyer's madder, is herbaceous perennial plant species belonging to the bedstraw and coffee family Rubiaceae. Rubia Cardifolia: known as Indian madder,is a species of flowering plant in the coffee family, Rubiaceae.