• Maintains ideal humidity range: 25-70%.
High moisture wicking and breathability with +82.6% moisture discharge.
Natural plant-based nourishing ingredients including precious Jojoba oil (“liquid gold”) for skin barrier reinforcement and redness prevention.
Soft, hypoallergenic, and non-irritating surface with near-zero friction to protect delicate skin.
Dual-cycle breathable channels mimicking natural skin respiration with over 20,500 micro-pores for heat and moisture dissipation.
Patented antibacterial blue core technology (Netblue) with >90% antibacterial rate against major bacteria (Staphylococcus aureus, Escherichia coli, and Streptococcus).
Multi-layer absorption core:
• Night use: 8-layer BreathCore-Y antibacterial core with 333% faster absorption and superior lock-in capacity.
• Day use: 6-layer BreathCore-F thin and flexible core.
Patented technologies:
• Chinese Invention Patent No. ZL2023100321552: Antibacterial night-use absorbent core.
• Chinese Invention Patent No. ZL202311050893.6: Biomimetic lanolin composition and diaper manufacturing method.
• Additional patents for anti-redness and ultra-absorbent cores.
Superior absorption capacity with no backflow, supporting up to 9 times overnight urine volume.
Comfortable elastic waistband with no marks or tightness.
Clinically tested and certified by Dermatest (5-star rating) and German Dermatological Association.
Recognized as China’s leading premium and super-premium diaper brand for 5 consecutive years (2019-2023) by Sullivan.
Used in over 1,000 top-tier maternal and child hospitals and 2,000+ high-end maternity centers.
Developed in collaboration with DRRC (DehaaRossun-Lelch Research Center) and global experts in dermatology, pediatrics, and materials science.
Endorsed by Chinese Women and Children’s Health Medical Science Conference and featured on CCTV.
Size Guide:
Usage Instructions:
Four-step diaper changing method for both diapers and training pants:
1. Open and spread the diaper.
2. Place under baby’s bottom, align properly.
3. Secure side tapes symmetrically and adjust leg cuffs to prevent leaks.
4. Adjust edges and tear sides for easy removal.
Manufacturing and Quality Control:
Over 120 patents including 30 invention patents.
Fully automated production lines with strict purity control.
Proprietary R&D center and intelligent manufacturing base.
Collaborations with leading hospitals and maternity centers nationwide.
High-end retail presence in premium department stores and specialty baby stores.
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Summary:
Lelch diapers combine cutting-edge patented technology, natural plant-based skin care, and rigorous clinical validation to provide superior protection for delicate baby skin. Designed to promote deep nighttime sleep and maintain optimal skin microclimate, Lelch is the trusted choice for premium infant care worldwide.
| Width | 27.6 |
| Height | 21.4 |
| NetWeight | 2.78 |
| Brand | Lelch |
| NB (Newborn) | 0-1 month, ≤5 kg |
| S (Small) | 1-3 months, 4-8 kg |
| M (Medium) | 4-6 months, 6-11 kg |
| L (Large) | 7-12 months, 9-14 kg |
| XL (Extra Large) | 12+ months, 12-17 kg |
| XXL (XX Large) | 16+ months, ≥16 kg |
| XXXL (XXX Large) | 15+ months, ≥15 kg |