These pills are essential for ensuring the life jacket inflates automatically when submerged on water, providing safety and peace of mind during water activities. Compatible with various life vest models, making it versatile addition to your safety gear. Features -Color:Yellow -Material:Plastic -Size:1.80X1.80X1.00cm/0.71X0.71X0.39in -Quick inflation: the automatic inflatable life vest accessories ensure rapid inflation, providing protection in emergencies -Practical: allowing quick activation of the inflation mechanism to help users surface swiftly -Versatile: ideal for water sports, swimming, sailing, and other aquatic activities, offers convenience and safety to users -Lightweight: designed to be lightweight, making them easy to carry and use anytime, anywhere -Plastic material: made from robust materials, the automatic inflation life jacket pills are resistant to damagePackage list: 4 x inflatable life jacket accessories