"Practically Born Yesterday" Onesie Sale! from $12 Size 3-6 Months 6-12 Months 12-18 Months Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Dress your up-and-coming I.T. Manager in style with a Sophos onesie. They’re machine washable, which you’ll be doing a lot.