100% Pure Bamboo Cotton The DKS Sheets Bamboo bed sheets are crafted from 100% Bamboo Cotton viscose grown in a chemical-free environment, making them the soft sheets. OEKO-TEX approved, this is the Best quality on the market.Odor resistant cool bed sheets our deluxe cooling bed sheets are extremely breathable so naturally resist odors. Our bed sheets keep you cool in the summer months, yet cozy in winter, making them the best sheets for hot sleepers.4 Piece deep pocket luxury sheets set included in this Bamboo sheets Cal King size set is 1 fitted sheet, 1 flat sheet and 2 pillowcases. The fitted bed sheet is fully elasticized with upgraded elastic at the bottom ensuring no rips and a snug fit on deep mattresses up to 16” thick.