





400 Core Series - Memory Foam Ear Tips
Experience the Gold Standard in Comfort and Sound with Comply™ 400 Core Series Memory Foam Ear Tips
Elevate your wired earphone and IEM experience with our Core Series—trusted by audiophiles, musicians, and everyday listeners alike.
Crafted from our signature heat-activated memory foam, these tips provide a secure in-ear seal, enhanced noise isolation, and long-lasting comfort for extended listening sessions. Whether you’re in the studio, on stage, or tuning into your favorite tracks, Comply™ tips ensure your audio is crisp, immersive, and uninterrupted.
Available in multiple shapes to suit your ear anatomy, the 400 Core Series tips are compatible with a wide range of wired IEMs and deliver the high-performance fit that Comply is known for.
Not sure which shape fits you best? Select the Shape Variety Pack to try one of each: Original, Round, and Oval—all featuring our TechDefender® mesh for added device protection.
Compatible with Bose Quiet Comfort 20, Sennheiser IE300/IE 40 PRO/IE 400 PRO, Campfire Audio Andromeda, NuraLoop, ikko OH10, TIN HiFi T4 and more!
Compatible with: Beats Powerbeats Pro & Flex, Sennheiser IE 300, Bose QuietComfort 20, Campfire Audio Andromeda, Loop Earplug, Sony IER-M7, Ikko OH10 and more
Still unsure about compatibility? Use our Tip Selector!
Fast shipping
Orders will ship within 1-3 business days. Guaranteed.
100% Fit Guarantee
You'll find the perfect fit.
Made in the USA
Designed, developed and manufactured.

Product Details
Looking for all-day comfort and a secure fit that won’t quit? The 400 Core Series ear tips are built to enhance your listening experience—no matter where life takes you.
Available in Original (TZ-400), Round (TRZ-400), and Oval (TOZ-400) shapes, all featuring TechDefender™ protection. Not sure which fit is right for you? Try the Variety Pack and get one pair of each to find what feels best.
Why choose Comply™ 400 Series Tips?
Serious comfort: Memory foam responds to body heat to mold perfectly to your ears.
Stay-put fit: No more earbuds slipping out mid-workout or during daily wear.
Noise isolation: Foam creates a snug seal in the ear canal, blocking external noise and elevating sound quality.
Sweat & debris protection: TechDefender™ helps keep your earbuds protected from moisture, wax, and grime.
Backed by our 100% Guaranteed Fit Program.
Tip Lifespan: Tips generally last 2–3 months per pair, depending on usage and care. Keep them away from alcohol-based cleaners or lotions to extend their life. Replace when they lose shape, tear, or stop expanding slowly.
Compatibility: Designed for popular earbuds and IEMs including Beats Powerbeats Pro & Flex, Sennheiser IE 300, Bose QuietComfort 20, Campfire Audio Andromeda, Loop Earplug, Sony IER-M7, Ikko OH10, and more.
To confirm fit and compatibility with your earbuds and case, use the Tip Finder or visit the compatibility tab on our site before ordering.