3" (75mm) Extra Deep Small Double Bed Size Visco Memory Foam Mattress Topper, Orthopaedic, Support, Plain Relief (4ft, 122cm x 190cm) UK Made By Littens : Amazon.co.uk: Health & Personal Care
OYT Double Mattress.Double Memory Foam Mattress,Breathable Mattress Medium Firm,with Soft Fabric Fire Resistant Barrier Skin-friendly Durable for Double Bed (135x190x20cm) : Amazon.co.uk: Home & Kitchen
Dormeo S Plus Evolution Memory Foam Mattress - Double | Dormeo UK
Time Living Slumber Sleep Extreme 50 4ft6 Double Memory Foam Mattress by Time Living