This high-efficiency automatic bottom-lock folding box is specially designed for facial masks, skincare sheets, and cosmetic mask packs. Featuring a self-locking automatic bottom for fast machine assembly, it provides stable support, convenient packaging, and cost-effective retail display — ideal for mass production, e-commerce, and daily cosmetic use.

Key Features:

- Automatic bottom-lock structure for fast, glue-free machine assembly.

- Sturdy folding paper box with high load-bearing capacity.

- Smooth printable surface for branding, product info, and usage instructions.

- Standard size fits most sheet mask pouches and mask sets.

- Easy to fold, form, and stack in storage.

- Eco-friendly, recyclable, lightweight, and cost-efficient.

- Supports matte/glossy lamination, gold foil, and spot UV.

Advantages:

- Greatly improves packaging speed and reduces production cost.

- Stable self-locking bottom prevents breaking or falling apart.

- Neat, professional appearance enhances retail shelf display.

- Lightweight structure lowers shipping and storage expenses.

- Perfect for high-volume cosmetic mask production.

- Safe, hygienic, and suitable for daily skincare packaging.

Short Summary:

This mask automatic bottom-lock folding box offers fast assembly, stable structure, and efficient packaging for facial mask products. It is durable, cost-effective, and retail-ready — the best choice for mass-produced mask packaging.