The Royce Blossom Nursing Bra is flexible, stylish and oh-so-comfortable. It’s designed to fit and support you all the way through pregnancy and breastfeeding by expanding three full sizes. “…The Only Bra I Could Wear When I Was Breastfeeding A Fabulous Idea But I Didn’t Believe It Would Work…Until I Tried It! Brilliant! 10 Out Of 10!”. Material 41% Viscose, 35% Polyamide, 21% Cotton, 3% Elastane.