Stopper+JunHao


 * || Height || Radius Top || Radius Bottom || Volume || Mass || Density ||
 * Stopper 1 (Extra Large Stopper) || 3 || 2 || 2.25 || 42.61cm3 || 60.75g || 1.43g/cm3 ||
 * Stopper 2 (Large Stopper) || 3 || 1.5 || 2 || 29.06cm3 || 39.5g || 1.36g/cm3 ||
 * Stopper 3 (Medium Stopper) || 2.6 || 1 || 1.4 || 11.87cm3 || 21.1g || 1.78g/cm3 ||
 * Stopper 4 (Small Stopper) || 3 || 0.7 || 1 || 6.88cm3 || 9.35g || 1.36g/cm3 ||

Jun Hao