Solid and efficient, works perfectly in daily use.
JNA Technical System Basic Gel Nail 2-Book Set
Product Details
This is a set of two specialized books that cover everything from basic nail knowledge to gel nail theory, serving as the official textbooks for the Nailist Certification Exam.
The covers and inner pages are in good condition, but please be aware that there are some written notes from use in nail school lectures. Kindly consider this before purchasing. Please refer to photos 5 onwards for images.
- Publisher: NPO Japan Nailist Association (JNA)
- Set Contents: BASIC, GEL NAIL (2 books total)
- Main Contents: Basic nail knowledge, gel nail polymerization theory, dermatology, physiology of the nervous and circulatory systems
- Retail Price: BASIC: ¥4,500 + tax / GEL NAIL: ¥3,600 + tax
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Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.






