This beautiful baby sweater is hand knit of 100% alpaca yarn. It comes in two sizes (0-3month and 3-6 months) though other sizes can be custom ordered at no extra charge. It comes only in natural white, which is an off-white. It hasn't been bleached or spun/milled with chemicals. Alpaca yarn is hypoallergenic, luxurious, light weight, warm, and super soft. The fiber allows the body to breathe making it an ideal fiber for babies. The sweater makes a unique and elegant gift for a new baby!