Color:

30*40cm [small hand roll] no air valve

40*60cm [big roll] no air valve

45*70cm [trumpet]]

56*80cm [medium]]

80*100cm "extra large]

50*70*30cm [neutral]]

65*50*30cm [neutral]]

80*100*38cm [extra large stereo]]

80*70*38*38cm [medium double stereo]]

100*70*44*44cm "large double Stereo]