Uprated and extended lumbar support for the renowned Indulgence Sleep Systems, along with USB connectivity for storing power packs and charging smartphones and other devices whilst sleeping in absolute comfort. USB connectivity and underside power pack pocket for all weather charging of smart devices Extended, adjustable lumbar support Smooth nylon underside to duvets for snag free movement when sleeping Inner body baf?es for improved heat retention Heavy duty crash zips with anti snag baf?es Fast fit elastic toggles for Pillow, Shrouds and Mattress Sheet Single support leg behind head of Compact and SS3 models Single support legs at head and base of SS4 Enlarged hinge mechanism with twin compression straps for ?at transport New improved spring loaded leg assembly with one touch adjustment Mesh valuables pockets on both sides of the frame