Ultra-fine 100wt InvisaFil™ thread by WonderFil, now available in sets of six coordinated 400 meter spools (approximately 437 yards). Rainbow pack includes Soft Gold-138, Soft Royal Blue-311, Soft Tan-414, Christmas Red-605, Christmas Green-606 and Navy-608. These Mini Packs are the perfect choice for anyone who needs a variety of colors without the need to purchase larger spools, or a great way for those who want to sample InvisaFil for the first time!