The Seneca Mattress is a firm tight-top mattress part of Serta’s SleepTrue Collection, featuring a 640 Continuous Wire Innerspring system, Comfort Luxe Gel Fibre, Serta PillowSoft Foam, and Serta Support Foam.
Continuous Coil Innerspring – Carefully designed continuous rows of coils aligned head-to-toe to provide excellent support while minimizing partner disturbance.
Comfort Luxe Gel Fibre – Plush Comfort Luxe Gel Fibre provides enhanced cushioning while wicking away moisture that can cause uncomfortable heat build up.
Serta Support Foam – More supportive than our PillowSoft foams while also delivering more plush comfort than our Serta Support Foam.
Total Edge Foam Encasement – Encasement system designed with a deep foam rail design that provides excellent edge support while helping prevent edge roll-off and extends the sleep surface.