- Blue and black hues - Ribbed detailing throughout - Mock neck - Ultra thin, but very warm sweater - Slight high low cut - Small side slits - Blue hemline and mock neck - Beautiful detailing for a streamlined flattering look - 91% Extra fine merino wool/ 9% Rayon (sleeve cuffs) This sweater is stunning! I love the pop of blue and the beautiful slimming detailing throughout this piece. This is perfect for the winter and cooler weather and will keep you super warm! This ultra fine merino wool is beautifully crafted and feels light as air. This piece is amazing for layering or for wearing out on a crisp fall or winter night!