7g repair lip balm box transparent frosted sample bottle portable cosmetic packaging

1. Core parameters
Basic specifications
Capacity: 7g/50g/70g (regular filling amount)
Size:
Diameter: 36-70mm (paste diameter)
Height: 36-70mm (including cover)
Weight: 8-12g (empty box)
Material combination
Shell: medical grade ABS/aluminum alloy (anodizing process)
Inner liner: food grade PE (grease-resistant formula)
Clip: POM wear-resistant resin (5000 opening and closing tests)

2. Functional design
Repair structure
Vacuum sealing: nitrogen filling anti-oxidation (extends the shelf life of active ingredients)
Double-layer design: paste + transparent lip mask (night repair model)
Temperature adaptability
Cold resistance: no brittle cracking at -20℃
Heat resistance: no deformation at 45℃ (special models can reach 60℃)