Baby Diaper Covers Embroider Blank Bloomers- White - 4T Embroidery Blank Baby Bloomer / Diaper Cover - White - Size 6 (4T) up to approx. 38 lbs. Double seat white bloomers/diaper covers are made of 65% polyester, 35% cotton batiste and have embroidered eyelet trim at the leg opening with soft elastic waist and bias cut seat These baby bloomer / diaper covers are cute as is, but if you are crafty these bloomers are ready to be embroidered, fabric painted or decorated anyway you want.