The silentnight isla 1000 pocket mattress has been created with 1000 independent pocket springs which respond to your bodys contours to provide responsive contoured support generous layers of soft fillings for added comfort modern micro quilted mattress with luxurious soft knitted lid with anti allergy and anti microbial properties it makes a good mattress choice if you suffer from allergies easy care mattress no need to turn simply rotate made in the uk 5 years manufacturers guar