The best mattress size for your needs will depend on your room size, if you sleep alone, and more. Our expert-curated mattress size chart ... standard sizes. From smallest to largest, they are ...

Here's a conversion chart they shared ... block 12 shirts will make a throw-size quilt, approx. 48" x 64" - 3 across x 4 down. 20 shirts will make a twin size quilt, approx.

So, how big is a twin bed? Standard twin-size bed dimensions measure 38 inches wide by 75 inches long. It is the smallest standard bed size you can buy, making it a perfect fit for smaller bodies ...