100% Satin Fitted Twin Bedsheet. Satin sheets retain moisture in hair and also help to avoid hair thinning or drying that are usually caused by using cotton sheets. The slippery soft feel of the sheets provides a soft landing for your child's head and will not strip their hair of much needed moisture,leaving their hair nourished and supple looking. This beautiful design will also look lovely in their room. The fitted sheet is made to fit a standard Twin bed mattress size of Length- 75 inches Long and Width- 39 Inches Wide