Sleep tracked with wearables. Temperature measured. 30–120 night test periods.
GOTS-certified organic cotton blanket tested for 30 nights. Sleep onset 39% faster. Night sweats down 71%. Machine washable at home.
Flippable copper-infused foam — soft and firm sides in one mattress. Lifetime warranty. Full 120-night sleep data inside.
30 nights each under 5 blankets. Baloo and Layla Sleep lead our rankings. Full buying guide with weight recommendations.