1. Material: aluminum film/aluminum foil
2. Process: heat sealing
3. It can be inflated and sealed automatically, and it can be inflated for many times.
4. Round spherical shape, double-sided printing, bright colors and clear patterns
5. Thicker material, tightly sealed edge, not easy to burst
6. Dimensions: 45 x 45 cm
7. Weight: 10g/piece
