Pastorelli ball new Generation green Diameter: 18 cm Weight: from 400 to 430 g Technical characteristics: internal inner tube; high grip; in soft PVC which allows an active rebound even at low pressures; excellent roundness which makes it vibration-free when throwing and rolling; does not contain latex. Advice for use: Do not inflate the ball beyond the pressure with which it is delivered. The ball is intended to be used only and exclusively for rhythmic gymnastics training and competitions on FIG approved competition fields; Avoid use on rubber or linoleum surfaces so as not to compromise the technical and aesthetic characteristics in any way; We recommend placing it in your Pastorelli ball holder immediately after use; The company is not responsible for any stains due to incorrect use or maintenance of the ball or dirt even if stored inside the Pastorelli ball holder; In case of re-inflation, lubricate the needle well to prevent the valve from moving from its seat. The construction project of the ball involves the joining of the two hemispheres, which therefore may present a small anti-aesthetic line which will not represent a manufacturing defect.