The super soft needlepoint cord is largely made of cotton, with a small amount of essential stretch (elastane) which makes it super comfortable for children of all ages and also means these clothes can withstand whatever children throw at them! A few helpful tips to keep your Dotty Dungarees and tees looking good as new that much longer:     Machine wash at 30 degrees Tumble dry on a low temp Tumble dry with buttons and buckles done up to avoid them getting caught in the drum! Wash & dry with similar colour...