Every company has a flagship product. The Crème de la crème, the pride, the prime, you get the picture. Mars Geelong Seamless Crew featuring 3D Knit technology is that product. What do all those buzz words mean? Geelong Wool As we've established, Wool is awesome. Hard wearing, water repellant, breathable, biodegradable and inherently sustainable. If British Wool was your all purpose chefs knife that can cut through anything, Geelong would be the sharp, delicate, pairing knife in your arsenal. Comparable to cashmere for its warmth and extra luxurious handle, Geelong is carefully selected from the largest of the Merino sheep. Geelong has a shorter staple with a finer diameter compared to Merino.