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Meet Decibullz — the first DIY custom molded truly wireless earphones that easily form to the exact shape of your ears in minutes. Simply heat the Decibullz thermo-fit earpieces in water and press them into your ears for a perfect fitting earphone that will never fall out or become uncomfortable. Not only will the Decibullz earphones stay in your ears no matter what, they also feature award-winning sound engineering, loud noise protection, Bluetooth 5.0, and long battery life. Now you can enjoy the ultimate audio experience that is unique just for you!

Successfully funded on Kickstarter at $203,728

  • Earpieces easily shape to the exact fit of your ears
  • Built-in hearing protection of up to 31 NRR
  • Superior sound w/ Bluetooth 5.0 & superior noise isolation
  • IPX7 waterproof, ideal to use during workouts, commute & more
  • Up to 24 hours of battery life


  • Inverse: "This new AirPods competitor asolves the main problem with Apple's Buds."
  • Lifehacker: "Designed to fir your ears and only your ears"
  • Reviewed: "...everything from Classic Rock to Electronica will sound great!"


  • Color: black
  • Materials: thermoplastic molds
  • Dimensions: 5.2" x 3.8" x 2.2"
  • Easy shape system
  • Remoldable
  • Bluetooth 5.0
  • TWS earbuds
  • Secure custom fit
  • Up to 31 NRR
  • HD music
  • True Stereo phone calls
  • All day battery: 24 hrs
  • Instant pairing
  • IPX7 waterproof
  • Award-winning audio
  • Made in the USA


  • Decibullz True Wireless Earphones (Left / Right)
  • Decibullz Custom Molded Earpieces (Left / Right)
  • Charging case
  • USB-C charging cable
  • Silicone canal tips (S,M,L)


  • Ships to Contiguous US
  • Expected Delivery: May 17 - May 21
  • Expected International Delivery: May 24 - Jun 5


  • Returns accepted within 30 days of shipment for orders within the Contiguous US.