Non-REM Sleep
Muscle repair · Immune function · Cellular regeneration
Sleep Science
Your body already knows how to recover. It just needs the right conditions.
Real recovery happens during uninterrupted sleep cycles — not simply during hours spent in bed. Understanding what disrupts those cycles is the first step toward changing everything.
X-BIO is the patented sleep system engineered to create these conditions — through material science, not electronics.
The science behind recovery
Why you wake up tired even after 8 hours of sleep.
Prof. Luigi Ferini Strambi — Head of the Sleep Medicine Center at IRCCS San Raffaele Hospital, Milan — addressed a question that affects everyone:
“Why do we wake up exhausted, even after a full night's sleep?”
His answer: real recovery requires deep, continuous, uninterrupted sleep. Not just hours. Cycles.
REM Sleep
Memory consolidation · Emotional balance · Cognitive clarity
The silent enemy: micro-awakenings — caused by temperature fluctuations, excess humidity and poor posture — fragment sleep cycles and prevent complete recovery. Often without you even noticing.
Expert insight
Watch Prof. Ferini Strambi. Understand what happens in your body while you sleep.
Why sleep cycles matter more than sleep duration.
The role of temperature in sleep quality.
How micro-awakenings silently accumulate fatigue.
Optimal sleep conditions
The science behind the five conditions.
When even one is missing, recovery is incomplete.
The science
The data is clear. Sleep quality changes everything.
Poor sleep doesn't just leave you tired. The research shows what's actually at stake — every night.
+22%
Deep sleep with optimised bed surface temperature
Temperature is the most controllable parameter of your sleep.
+25% REM sleep
−31 minutes REM latency
+7% HRV (cardiovascular recovery)
Sleep efficiency: from 82.8% to 87.3%
64–75% of participants slept better vs. their usual mattress
MDPI Bioengineering 2024 · PSG clinical study
X-BIO: Patented thermoregulation integrated directly into the sleep system — no external devices, no subscriptions.
+22%
Deep sleep with optimised bed surface temperature
Temperature is the most controllable parameter of your sleep.
+25% REM sleep
−31 minutes REM latency
+7% HRV (cardiovascular recovery)
Sleep efficiency: from 82.8% to 87.3%
64–75% of participants slept better vs. their usual mattress
MDPI Bioengineering 2024 · PSG clinical study
X-BIO: Patented thermoregulation integrated directly into the sleep system — no external devices, no subscriptions.
Same system. Four specialisations.
Same system.
Four specialisations.
Four specialisations.
One patented technology. Four systems engineered for different needs.
The X-BIO thermoregulation system is the same across all variants. What changes is the specialisation — designed for your specific sleep challenge.
X-BIO Artic
Sleep cool every night
Cold-activated technology embedded in the fabric. An immediate, tactile cooling sensation from the very first night.
100-night trial · Free returns · 10-year warranty
X-BIO Coolmax
Recovery for Champions
Tested for athletic recovery by elite football players at AS Lazio's training center.
100-night trial · Free returns · 10-year warranty
X-BIO Ceramic
Better Circulation, Deeper Recovery
FIR bio-ceramic technology that stimulates blood circulation while you sleep.
100-night trial · Free returns · 10-year warranty
X-BIO Circulife
Recover Responsibly
Made with polyester recovered from ocean plastic. Elected Product of the Year 2023.
100-night trial · Free returns · 10-year warranty