Linen is a textile made from the fibres of the flax plant. Soft, breathing and light piece of clothing for everyday use. It can absorb a fair amount of moisture without feeling unpleasantly damp to the skin, unlike cotton. Gently covers baby from wind and sun. SIZING: Please specify the bonnet size. Measure above the eyebrows, around the largest part of the head. 0-6 month - up to 17 inches (up to 43 cm); 6-12 month - up to 18 inches (46 cm); 12-18 month - up to 19 inches (48 cm); 18-24 month -