While Black Friday 2020 is still days away, Walmart's holiday sale is already in full swing. Here are some great deals:.Nespresso by De'Longhi VertuoPlus, $99 (originally $149).Ninja Foodi 4-in-1 Indoor Grill with Air Fryer, $169 (originally $199).Lodge 10.25-inch Cast Iron Skillet with Assist Handle, $15 (originally $27).Pyrex Glass Mixing Bowl 8-Piece Set, $20 (originally $30).Google Nest Mini, $29 (originally $49).iRobot Roomba 670 Robot Vacuum, $244 (originally $330).Rubbermaid Food Storage Containers 42-Piece Set, $19 (originally $40).