What Size Sheets for a Futon? - Inn of Silent Music
Futonland – Sizing Charts for Mattresses and Futon
Amazon.com: Stretch Twin Fitted Sheet Only - 4-Way Stretchy Jersey Knit RV Camper Bunk Bed Sheets, Snug Fit as Futon Mattress Sheet or Fitted Daybed Cover, Non Slipping, Soft & Comfortable -
Amazon.com - EMOOR Fitted Sheet for Japanese Futon Mattress PRESSO Twin/Twin-Long Made in Japan 100% Cotton (White), Tatami Floor Sleeping Mat Cover -