**Specifications:**
**Brand:** Aviva
**Product Name:** UK-ALVIN Royal Sensation Series Diapers
**Variants:** Jenderly, Jouch
**Features:**
- Royal Sensation for a luxurious feel
- Royal Palace Series diapers
- Softness increased by 60%
- Sheepskin-like surface layer for reduced friction and sensitivity
- Ultra-thin design with high absorption
- Alvin's unique softness technology
- 0.7mm super absorbent core
- Breathable and quick-drying CXO Sports Respiratory System
- Natural weak acid surface layer for gentle care
- Leak-proof design with high adhesive magic tape
**Sizes and Recommendations:**
- L: 44 pieces, 9-14kg, 7-12 months
- XL: 40 pieces, 12-17kg, 12-15 months
- XXL: 36 pieces, ≥15kg, 15-18 months
- XXXL: 32 pieces, ≥18kg, 18 months and above
- XXXXL: 28 pieces, ≥20kg, 24 months and above
**Usage Tips:**
- Proper wearing instructions provided for optimal performance
**Quality Assurance:**
- Aviva (Alvin) is a premium diaper brand from the UK
**Care Tips:**
- Emphasis on sensitive skin care and diaper changing practices
**Advantages:**
- High-quality materials for comfort and dryness
**Philosophy:**
- Aviva (Alvin) advocates for love and excellence in baby care
**Origin:** UK-ALVIN, a high-end diaper brand originating from the UK