Material match EN71, ASTM or what you want. The price different is based on different material quality scale.
Artwork printing match your requirements. The price different is based on different paint quality scale.
production welding or sewing quality control system.
airtight(sealed) goods do testing after inflated for over 24 hours ,to avoid leaks.
Cold air goods do testing for over 1 hours.
Strong proper packaging for safe shipping by air or by boat.