Graham Field Dura Gel Base 3g Brand_Roche Diagnostics Battery Capacity: Approx Brand_Tuttnauer Battery Capacity: Approx #5037 7 25: Pediatric With 7' (2 Features a comfortable convoluted foam topper with a high density base foam Features a specialized Dura Gel™ center layer surrounded by comfortable foam layers on the top and bottom of the cushion The cover has a four way stretch top with a no slip base fabric and has a strap at the back to secure the cushion firmly to the chair Accommodates a wide range of body shapes The Dura Gel™ BASE 3G wheelchair cushion reduces surface pressure through the use of a support layer of non aqueous Dura Gel™