Choose a rug that is large enough to fit all four chair legs, even when the chairs are pulled out. Leave at least 24” of room between the backs of the chairs and the edges of the rug. If the table is extendable, select a rug size that can accommodate the table at its longest length. Shop All Rugs Hi there, thanks for providing such concise information about rug pads. I am looking for a felt pad for under a Persian rug 6’6″x9’7″ under a dining room table, in a corner. Hardwood floors. Would you recommend 1/4″ or 3/8″? Concerned about trip hazard, as 2 sides are walking areas, as it’s a very small house. Thanks!! If it's placed under an outdoor dining table, you should be able to pull out all the chairs and have the legs remain on the rug. Generally, the rug should be at least 2' wider than the table on all sides. Below are common sizes for outdoor rugs. Shop 5' x 8' Outdoor Rugs. Shop 8' x 10' Outdoor Rugs. Then, you can use bolder hues and more striking rug patterns on the curtains, pillows, and other decorations in the room. 4. Pay Attention To The Shape. The rule of thumb for rug under dining table is you should pay attention to the shape. You can match the shape of the rug to the shape of the room. For example, when you have a square dining 2PZUMoa.