Zuqqony 12 Pack Small Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Small Replacement Filter Cartridges Compatible with Tetra Whisper 3i Internal Filters 21st Century the second layer is absorbent

the second layer is absorbent layer

making it easy to disassemble and clean

RELIABLE PROTECTION: Our male dog belly bands are specifically designed for male dogs

[Super Durability]: Made from heavy duty nylon material

has a difficult time getting up and down

Zuqqony 12 Pack Small Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Small Replacement Filter Cartridges Compatible with Tetra Whisper 3i Internal Filters 21st Century the second layer is absorbentFeatures: Perfect Compatibility with Tetra Whisper 3i In Tank Filter: Crafted exclusively for small tanks(4 gallons), our small whisper filter cartridge is tailor made for the (3i) Filter. Its compact size guarantees a seamless fit within confined spaces, delivering robust filtration while maintaining an unobtrusive presence. Effective Debris Capture: Our replacement filter cartridge boasts a densely woven double sided mesh that excels at capturing