If you want the serious sealed canal dynamics of in-ear-canal sound, you'll go for the innovative bud design of the UltraFit 1000.

Features:

• High Performance Digital Sound - Surprising detail and fidelity to maximize performance.
• Secure Fit™ Support - Exercise or play knowing your headphones will stay comfortably in place.
• Environmental Awareness Engineered In - Hear enough of your surroundings to feel secure during exercise.
• Ultra Flexible Tangled-Free Planar Audio Cables - Avoid cable tangle and unwanted micro phonics with oxygen-free cables in two custom lengths.
• Strain Guard™ - Kevlar core and computer designed transitional connections eliminate cable failure.
• Moisture Shield - Resists moisture and keeps performing through strenuous activity.
• Short (14") Cable - For iPod nano®, iPod
• 3.5 mm Connector - designed to fit through the opening on all cases.
• Engineered For Durability & Comfort - Made with the latest materials and performance technology to take punishment while staying comfortable.