Dura contra-spring mattresses are interconnected
• Chassis of continuous carbon springs
• Number of springs: 130 per square metre
• Zipper height is 16 cm
• A sheet of 850 grams of insulating felt to protect the mattress
• 28 density sponge, 2.5 cm on each side
• High-quality imported fabric against bacteria and bed bugs
• Four carrying handles and four ventilation holes
• Tighten with 4cm tape TBH
The warranty period is 7 years on the springs and chassis
And 3 years on the interior upholstery layers
Note: The warranty does not cover the fabric from dirt, burning, or misuse
