Tweet Tweet! Our one of a kind Birdie Knit Dress features original Birdie fabric in subtle hues with a high-low design. This will be an all time favorite being so soft and comfy! Cotton-elastane blend, see size guide. DOLL,XS(2t-3t),S(4t-5t),M(5-6),L(7-8),XL(9-10),XXL(11-12).