The Symptom: Standard silicone tips act like a spring: as soon as you smile, talk, chew, or sweat, jaw movement pushes smooth silicone straight out of your ear canal.
Forcing a Large silicone tip into a Medium ear canal causes the umbrella to fold over, breaking the bass seal and pushing the earbud outward.
Comply memory foam compresses before insertion and expands to match asymmetric ear canals, increasing surface friction by 300% even when sweating.
If you have hyper-small ear canals and run marathons, bypass the ear canal entirely with an open-ear hook design like the SHOKZ OpenFit ($99.95).
Stop Slipping & Boost Bass + Noise Isolation by 2x
Body-heat activated slow-rebound memory foam conforms to your exact ear canal geometry. Eliminates workout slip, ear fatigue, and high-frequency leakage.
Get Comply 500 Core Series Memory Foam Replacement Ear Tips (3-Pair Set, S/M/L) on Amazon ($13.28) ↗Featherlight 8.3g open-ear dolphin-arc hook keeps your ear canal 100% open to traffic and cyclists while DirectPitch delivers punchy bass.
CustomTune ear-canal acoustic calibration delivers the deepest low-rumble noise cancellation for flights and daily commutes.
Unmatched Adaptive Transparency, clinical-grade Hearing Aid feature, seamless Apple H2 spatial audio, and Precision Finding MagSafe case.