These classic colors are sure to add a splash of colorful style to your little girl's wardrobe. Composition: 80% Cotton, 18% Nylon, 2% Spandex One Size - Approximately 12 inches (31 cm) Recommended for all ages. Babies - covers entire leg Toddlers - covers from ankle to mid-thigh Preschoolers - covers from ankle to knee Children - covers lower leg, great for arms too Small Adolescents/Adults - perfect for armsBaby Leg warmers. Suitable for babies 15 plus pounds up to age 6. Suitable for ages 3 months to age 6