Features: - Materials: 6-turn coil system pocket spring, sponge foam, high-resilient foam, silver ion knitted cotton .- Includes: 1 x mattress .-6-layer construction with tight top design.-A precisely calibrated pocket spring system working in tandem with impact-absorbing sponge foam, high-resilient foam & wear-resistance cotton felt delivers the right balance of firmness & softness.-With a premium non-woven knitted fabric finish, this mattress is soft to the touch.-Hypo-allergenic material.-Dust, mite & mould-resistant with all-round ventilation for healthy rest all the time.-Reinforced edging.-Extra firm support.-Size (Size: Double): Double.-Size (Size: King): King.-Size (Size: King Single): King Single.-Size (Size: Queen): Queen.-Size (Size: Single): Single.-Comfort Level: Firm.-Age: Adult.-Construction: Pocket Spring; Foam -Construction Details: 6-turn coil system, sponge foam, high-resilient foam..-Mattress Top: Tight Top -Mattress Top Details: Silver ion knitted cotton..-Edge Support: Yes.-Motion Isolation: Yes.-Breathable: Yes.-Removable Cover: No.-Hypo-allergenic: Yes.-Cooling Properties: No.-Handles: No.-Turnable: No.-Box Contents: 1 x mattress -Box Content Details: Comes in 1 vacuum package.-Mattress in a Box: Yes..-Commercial Use: No.-Recycled Content: No -Recycled Content Details: ..-Care Instructions: Rotate mattress regularly; Do not use strong cleaners or chemicals -Care Instructions Details: Rotate mattress regularly; wipe stains with non-abrasive cleaners..-Additional Instructions: Vacuum-packaged item will expand to its normal shape within 1-2 days after unpacking.-Collection: Tersoll. - Specifications: -Independent pocket spring system.-OEKO-TEX & Certi - PUR certified.-Certi - PUR-US Certified: Yes.-Are compressed mattress warnings attached to the packaging? (e.g. please take care when opening this mattress as it may expand quickly): Yes.-Are compressed mattress warnings provided inside the packaging? (e.g. please take care when opening this mattress as it may expand quickly): No.-Consumer Advice: WARNING: Ensure no children or pets are close to the mattress when opening. Take care when opening the plastic packaging as the mattress may open quickly. Instructions for opening Place the box on a flat surface Carefully cut the outer bag (do not use a knife) Unroll the compressed mattress and remove the plastic bag Allow 48 hours for the mattress to expand. - Dimensions: -Overall Length - Top to Bottom (Size: Single): 189.-Overall Length - Top to Bottom (Size: King Single): 203.-Overall Length - Top to Bottom (Size: Double): 189.-Overall Length - Top to Bottom (Size: Queen): 203.-Overall Length - Top to Bottom (Size: King): 203.-Overall Width - Side to Side (Size: Single): 91.-Overall Width - Side to Side (Size: King Single): 107.-Overall Width - Side to Side (Size: Double): 137.-Overall Width - Side to Side (Size: Queen): 153.-Overall Width - Side to Side (Size: King): 183.-Overall Thickness (Size: Double): 30.-Overall Thickness (Size: King): 30.-Overall Thickness (Size: King Single): 30.-Overall Thickness (Size: Queen): 30.-Overall Thickness (Size: Single): 30.-Overall Product Weight (Size: Single): 17.-Overall Product Weight (Size: King Single): 21.-Overall Product Weight (Size: Double): 26.-Overall Product Weight (Size: Queen): 31.-Overall Product Weight (Size: King): 38. Assembly: -Assembly Required: No -Type of