Update: Still on sale! Get Four Eclipse Samara Blackout Energy-Efficient Curtains for $35 at Walmart.com. Shipping is $7.88 or free with orders over $45. This was the lowest price for a bundle of four that we found by $33. These curtains can completely block out all light in a room when closed and insulate during cold months. The bundle contains four panels and is available in three sizes and 8 different colors. Sales tax is charged in most states.