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ISOtunes Sport DEFY Slim Passive Earmuffs — 3 models

ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Orange, Small/Large, IT-79
ISOtunes Sport DEFY Slim Passive Earmuffs, Dark Green, Small/Large, IT-77
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Orange, Small/Large, IT-79
ISOtunes Sport DEFY Slim Passive Earmuffs, Dark Green, Small/Large, IT-77
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
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ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Orange, Small/Large, IT-79
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ISOtunes Sport DEFY Slim Passive Earmuffs, Orange, Small/Large, IT-79
ISOtunes Sport DEFY Slim Passive Earmuffs, Dark Green, Small/Large, IT-77
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ISOtunes Sport DEFY Slim Passive Earmuffs, Dark Green, Small/Large, IT-77
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
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ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
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ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
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ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
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ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
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ISOtunes Sport DEFY Slim Passive Earmuffs, Black, Small/Large, IT-78
ISOtunes Sport DEFY Slim Passive Earmuffs, Orange, Small/Large, IT-79
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ISOtunes Sport DEFY Slim Passive Earmuffs, Orange, Small/Large, IT-79
ISOtunes Sport DEFY Slim Passive Earmuffs, Dark Green, Small/Large, IT-77
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ISOtunes Sport DEFY Slim Passive Earmuffs, Dark Green, Small/Large, IT-77

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Return/Exchange Notice Return/Exchange Notice

Protect Your Ears, Twice! Free Gel Cup Earmuff Cushions with Purchase of Compatible Earmuffs ($29.99 Value)

See all qualifying items for this gift
ISOtunes Sport Gel Cup Earmuff Upgrage Kit
Receive a free ISOtunes Sport Gel Cup Earmuff Upgrage Kit with the purchase of eligible models! Add your qualifying item to your cart along with the free gift to redeem your offer while supplies last.
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  • ISOtunes Sport Gel Cup Earmuff Cushions, Green, Universal, IT-89
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Product Info for ISOtunes Sport DEFY Slim Passive Earmuffs

The ISOtunes Sport DEFY Slim Passive Earmuffs is here at Opticsforyou.com and as usual we offer unbelievable prices Up to 12% Off!image

Purchase your new ISOtunes Sport DEFY Slim Passive Earmuffs from Opticsforyou.com today and you will appreciate the easy checkout process, fantastic customer service, Free Shipping policy and information on easily tracking your order.

DEFY Slim Passive is a noise-isolating, passive hearing protector in an ultra-slim design. Featuring foam ear cushions, and an adjustable headband, DEFY Slim Passive is for shooters who need a no-frills, practical hearing protection solution.

Specifications for ISOtunes Sport DEFY Slim Passive Earmuffs:

Manufacturer: ISOtunes Sport
NRR: 23 dB
Size: Small - Large

Features of ISOtunes Sport DEFY Slim Passive Earmuffs

  • Ultra-Slim Profile
  • 23 NRR tested and approved to ANSI s3. 19-1974
  • OSHA-compliant hearing protection
  • Lightweight Design (223 grams)
  • Adjustable headband designed to fit head sizes ranging from small to large
  • Gel cushion compatible for additional comfort and to seal around eyewear (sold separately)

Package Contents:

  • ISOtunes Sport DEFY Slim Passive Earmuffs
Last updated 2026-07-27 UTC.