The smallest bed size is the twin, designed to comfortably hold one sleeper. Twin bedding fits snuggly onto a 38 inch wide and 75 inch long mattress. Depending on the bedding material and brand, the dimensions of the flat sheet and duvet may vary. As long as these sheets are longer and wider than the dimensions of the mattress, you shouldn’t have any issues. Mattress – approximately 38” x 75” or 96.5 x 190.5 cm Fitted sheet – approximately 39” x 75” or 99.06 x 190.5 cm Flat sheet – approximately 66” x 96” or 168 x 244 cm Duvet cover – approximately 72” x 96” or 1823 x 244 cm Bed skirt – approximately 38” x 75” or 96.5 x 190.5 cm
