Your fitted sheet is worn out but the flat and pillowcases still new! It's very common that fitted sheet wears out much sooner than flat sheet and that is due to that fact that fitted sheet is subjected to body and feet friction much greater than flat sheet. Our Top Split King Fitted Solid Sheet  70% cotton / 30% polyester woven at 650 Thread Count gives you the option to just replace only what you need.

Dimensions 

Top Split King Size Dimension: Top Split King Fitted Sheet 78 inches wide X 80 inches long with 6 corner Fit up to 15 inches mattress deep.

Amani, please email back pictures that can work for this listing, thanks