Bamboo sheets keep you warm in winter, and cool in summer, due to bamboo fiber’s inherent thermal-regulating properties. They are softer than 1,000-threat-count Egyptian cotton, yet one-third the cost, and are odor-resistant and good for the environment. Score these Bamboo Bed sheets for $39.99 in any size from NewEgg Flash! (Reg $199.99) Choose from eight colors. Shipping is free.