Fitment Type Custom-fit Material Medical-grade silicone Description Perfect, Bespoke FitADV. Eartune Fidelity custom-fit ear tips are made from your bespoke ear impression - designed to fit perfectly only your ear canal. Proudly made in the USA. Ultimate Noise-isolation, Incredible SoundThe custom-fit ear tips fill in the precise crevasses of your ear canal, resulting in the ultimate noise-isolation up to 25dB. Such isolation is superior to that of all Active Noise-Cancelling solutions currently available in the market. This supreme isolation brings the best out of your universal in-ear monitors and improves the bass response as well as the treble extension to the transducer's maximum potential. Maximum ComfortThe ear tips simply sit in your ear canal with no pressure points as compared to the conventional universal ear tips. This provides maximum comfort for hours of prolonged use ideal for both indoor and outdoor use during travel. Medical-grade Silicone, Safe for TouchThe ear tips are crafted using the medical-grade silicone that is proven to be safe to use on skin with years of experience dealing with custom earplugs and hearing aids behind. Each ear tips have antimicrobial coating that resists any complication. What's Included 1 pair of Eartune Fidelity tips 1 compact hardshell carrying case 1 friction-removing water-gel Comparison Fidelity Series Eartune Fidelity Eartune Fidelity Mini Design Basis Based on one specific IEM Based on user-specified Core Diameter (CD) and Core Length (CL) Compatibility 100% compatible with the intended IEM Compatibility depends on IEM shape, weight, and wearing style Intended Use Designed for a single, specific IEM model Can fit multiple IEMs sharing the same CD and CL Flexibility Limited to one IEM only Broad compatibility across different IEMs with matching CD/CL View View