Designed and manufactured in the UK, the Visco Therapy Premier Support Sprung is a medium firm sprung mattress created to combine clearly defined comfort materials with dependable support and everyday durability. Its construction - 14cm Coil + 2cm Eco + 2cm Reflex(30/105) (Foam Encap + Zip Cover) - brings together 2cm Reflex Foam (30kg/m³, 105N), 2cm Eco Bonded Support Foam (60kg/m³) and 14cm coil spring support core, with each component serving a distinct role in the overall feel and support profile.The 2cm Reflex Foam (30kg/m³, 105N) provides responsive support, improved stability, balanced body support, resilience and long-lasting durability. The 2cm 60kg/m³ Eco Bonded Support Foam provides a durable support foundation, structural stability and long-lasting underlying support. The 14cm coil spring core provides the principal sprung support structure, giving the mattress a responsive, supportive foundation.Together, the construction creates a Medium Firm comfort and support profile, combining responsive foam support and stability, responsive coil-sprung support, durable structural stability. The result is a balanced sleep surface whose comfort and support characteristics are grounded in the validated layer specification rather than generic claims.At 19cm / 8" deep, the product keeps its validated depth clear for marketplace comparison. Finished with the validated CoolTouch Quilted ZipCover, the mattress combines its technical construction with a practical removable-cover design for easier routine care. Manufactured in the UK and produced in accordance with BS 7177:2008+A1:2011, with CertiPUR-EU and OEKO-TEX certification.