Fit Honeycomb Gel Cushion Set of 2 Features: ☆ Double honeycomb structure for pressure distribution! ☆ Excellent breathability! ☆ Cover with non-slip processing included ○ Size (approx.): 42 x 36 x 3.5 cm ○ Weight: approx. 1000g ○ Material: Body: TPE resin Cover: Polyester ○ Color: Body: Blue Cover: Black Thank you very much.