Maintain peak performance from your H2O 300ml air humidifier with these high-quality replacement cotton filter sticks. Designed for optimal water absorption and steady mist output, these sponge sticks ensure a healthier and more aromatic atmosphere wherever you need it.
Product Features:
- 📏 Size: 8×200mm – perfectly sized for standard 300ml H2O humidifiers
- 🌿 High Absorption Power: Evenly distributed porosity ensures extremely strong water absorption and storage
- 💨 Stable Performance: Consistent evaporation rate for stable mist output
- 🧪 Versatile Compatibility: Works with perfumes, essential oils, liquid medicines, and other water-based solvents
- 💧 Leak-Resistant: Excellent elasticity and sealed design prevent leaks and enhance durability
- ✅ Safe & Non-Toxic: Non-soluble, non-sticky, and eco-friendly—ideal for home, office, or nursery use
- 🎨 Color: White
- 🧵 Material: Thin, soft sponge—flexible and reliable
When to Replace:
Replace the stick every 1 to 2 months or when mist output starts decreasing. Regular replacement ensures your humidifier runs smoothly and your air stays fresh and hydrated.
🛒 Stock up now and breathe better every day!


















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