Stand out from the crowd with this limited-edition Butterfly baby sleep sack from Merino Kids. Features a beautiful blue butterfly motif printed on natural linen outer layer. * World"s best and #1 top-selling merino sleep sack in the USA and worldwide. Others can"t beat Merino Kids" patented iF award-winning design, premium fabric and superior workmanship. * For parents who want the very best. Crafted by master tailors from luxuriously soft Superfine Merino wool. 100% natural, itch-free and allergy-safe. Natural linen outer layer for extra durability. * Textile scientists recommend the Merino Kids sleep sack. Baby doesn"t wake up cold or overheat. Naturally absorbs and releases moisture to create the perfect safe micro-climate in any season for rooms 64°F to 80°F. * Fits babies 0-2 years safely and comfortably. Innovative safety belt aperture makes it easy to transfer sleeping baby between car seat, stroller and nursery to maintain sleep routine.