{"title":"Large Rectangular","description":null,"products":[{"product_id":"sea-to-summit-ether-light-xr-insulated-mat-large-rectangular","title":"Sea to Summit Ether Light XR Insulated Mat (Large Rectangular)","description":"\u003cp\u003eThe Ether Light XR is the thickest and warmest sleeping mat in Sea To Summit's Ultra Light range, due to using the new Thermal Core® insulation and redesigned oval-shaped dot welds. These improvements have allowed STS to produce their lightest, warmest, most durable and compactable ultra-light range of mats resulting in a true four-season performance for backpacking, lightweight camping, bikepacking and sea kayaking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Core® - \u003c\/strong\u003eIs a layer (in the Ether Light XR) or multiple layers (in the Ether Light XR Pro) of a reflective film that is suspended between the dot welds of the mat. 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