Ordering your Flexcell 500 mattress It only takes a moment to use this form to order your mattress. If you prefer, you can call us on 0800 801 458. Lines open 9.30 to 6 Mon to Sat. Outside hours, call and leave a message or email Click the box to indicate the size of mattress you require. 3' 0'' x 6' 3'' for £249 4' 0'' x 6' 3'' for £325 4' 6'' x 6' 3'' for £325 5' 0'' x 6' 6'' for £349 6' 0'' x 6' 6'' for £399 FREE delivery (UK mainland) Your name Phone - work Phone - home Mobile E-mail Address Thank you for your order. Click the button below to send us your completed form. We will call you for your card details and to arrange the best delivery time