Kids.Woot has HALO SleepSack Wearable Fleece Blankets for $7.99 today in four different patterns. Shipping is a flat-rate $5, but you can order up to three of the items and only pay the $5 shipping cost. The SleepSacks tend to sell for around $19.99 each, so they are a great price if you need them.
Check them out at kids.woot here while they are still available.