Midnight Blue Australian Lambswool Half Zip Knit Natural Fibres GANT Lambswool Half Zip Charcoal Melange at CareOfCarl.com Superfine Lambswool Half Zip Sweater GANT Polo Ralph Lauren Lambswool Half Zip Knit Polo Black END. (JP). DESCRIPTION Our best selling Lambswool Half Zip Jumper is made of lofty Australian Merino Lambswool and features a 1 4 zip at the standing neck accented by a rib knit. 100% Australian Merino Lambswool DETAILS & CARE Always refer to the care label for instructions. Merino Wool is antibacterial and odour resistant, so it doesn't require washing after each wear. Air your garments between wears before storing folded in the Toorallie zip lock bag. To wash, handwash in warm water with a wool friendly detergent. Roll in a towel to remove excess water before dry flat in shade, do not wring or tumble dry.