This pair of Inflatable arm bands feature 2 air chambers each. This pair of Inflatable arm bands boast of flat inner panel for easy action. This Inflatable arm bands are sure to help your kid frolic in the poolFeatures:Inflatable arm bands are specially designed to promote confidence whilst a child is learning to swimgreat swimming aid for children who are mostly water safe but need an extra bit of supportIncorporating a 'Flat Strap' design which allows free movement of the upper arms to enable the child to practice the correct swimming actionFlat Size: Approx. 8 1/4 x 6inch(L x W)Material: PVCWarning:This is not a lifesaving deviceDo not leave child unattended while in useOnly for use in water in which the child is within its depthTo be worn on upper arm only， all arm bands shall be worn， ensure correct fitDo not over-inflated or filled high pressure gasCheck regularly for leakage and tearsMass Range: 18 - 30 kgAges: 3 - 6 yearsPackage IncludesOne pair of swimming Arm Bands