Based on 3 r/BuyItForLife mentions

ksc75 Ear Clip Headphones

$24.99

Koss

Reddit mentions

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Product details
Headphone Cup Type
On-ear
Body Part Use
Ear
Noise Cancellation Type
No (blocks next to no outside noise)
Connectivity Technology
Wired
Compatible Devices
Portable Electronics, Low-voltage portable devices
Ports and Interfaces
3.5mm jack
Cable Length
4 ft
Connectivity Highlights
Dual Entry
Earpad Material
Foam
Driver Size
35mm
Frequency Response
15-25,000 Hz
Headphone Impedance
60 Ohm
Sensitivity
101 dB
Sound Output
Stereo
Audio Highlights
Practically zero sub-bass
Total Harmonic Distortion
<0.2%
Water Protection
Not Water Resistant
Waterproof
No
Water Resistant
No
Performance Highlights
No built-in controls
Driver Technology
Dynamic
Magnet Material
Neodymium iron boron
Earcup Style
Open-back
Earcup Type
Open-back
Style
Ear Clip, Open-air design
Weight
43 g
Dimensions
4.76*2*1.69 inch (121*51*43mm)
Material
Plastic
Monaural
Binaural
Pattern
Design pattern inspired by the fins and tail of a whale
Manufacturing
Milwaukee, WI (headquartered), American company
Recommended Use
Music listening
Highlighted Uses
Gaming
Typical Users
Audiophiles
Included Accessories
lifetime warranty, earclips
Supported Accessories
Yaxi pads
Animal Theme
Whale (fins and tail inspired design)