About this item Premium Memory Foam: for the ultimate in ear headphone upgrade. Noise Isolation: block out the external noise and provide a superior audio experience. Reduce Irritation and Fatigue: super-soft and body-heat activated memory foam make you feel much more comfortable. Perfect seal and snug fit to your ears. Compatible with various TV headsets and any brand of earphones. We suggest replacing the ear tips every 30-60 days. Dimensions: 5.47 x 2.44 x 0.83 inches.