Extra Super King Classic Innerspring Mattress | Premium Grade

Classic Innerspring Extra Super King Mattress Series 3 (Premium Grade) is designed with tempered steel coils known as Bonnell Springs.
Approximately 30 cm thickness.
Four high-density foam layers.
Foam insert (center pattern).
Fully side support.
Polyester free (a very common and toxic component in the industry)
Purify anti-microbial license. 
Australian made from Australian Materials.
Detailed quilted knit cover for breathability.
Allergen and dust mite resistant.
10 years warranty.