The invention provides a panel comprising at least the following components: a) at least one hollow container; b) an inlet; c) an outlet; and wherein the inlet is connected to the end of the at least one hollow container; and the outlet is connected to an opposite end of the at least one hollow container; and wherein the at least one hollow container comprises at least one component formed from a composition comprising the following components: A) an ethylene-based polymer; B) a compound selected from Formula 1, as described herein; and C) a compound selected from Formula 2, as described herein; and wherein the weight ratio of Component C to Component B (C/B) is greater than, or equal to, 1.