be a hybrid combination in which the flat sheet 54 has the polar fleece section opposing the cotton section of fitted sheet 11 and the cotton section of flat sheet 54 opposing the polar fleece section of fitted sheet 11 other embodiments for the bedding systems 40 and 50 also would allow for the stitching of the respective flat sheets 44 or 54 to be stitched to other embodiments of the fitted sheet particularly fitted sheet 31 yet other embodiments of the flat sheets 44 or 54 may be configured similarly to the flat sheet 22 wherein there is a partial slit as shown in 29 a and a partial stitch at the head as shown in 29 b the embodiments as described in fig1 5 are applied to king size queen size and full size beds the dimensions of a king size bed are approximately for the fitted sheet 78 u2033 u00d7 80 u2033 u00d7 18 u2033 for the flat sheet about 108 u2033 u00d7 102 u2033 wherein 78 u2033 are sewn 24 u2033 are split roughly 12 u2033 on the head and 12 u2033 on the foot for the dimensions of the queen size the fitted sheet has an approximate dimension of 60 u2033 u00d7 80 u2033 u00d7 18 u2033 and the flat sheet 90 u2033 u00d7 102 u2033 for the flat sheet queen size 78 u2033 are sewn and 24 u2033 are split with 12 u2033 on the head and 12 u2033 on the foot the dimensions for the full size are fitted sheet approximately 60 u2033 u00d7 80 u2033 u00d7 18 u2033 and for the flat sheet 88 u2033 u00d7 102 u2033 for the.