The volume depends on the way u blow it rather then how big your breathing capacity is.
Please view my photos below to appreciate, thanks!
Length: 32 cm / 12.6 inches Width: 14.5 cm / 5.7 inches
Total weight: 0.55 kg / 1.2 lbAfter packing: 1.5 kg / 3.3 lb
Shipping by Aramex courier.
Combine shipping of 30% discount will be given on shipping of the next item. Only when combining shipment.
Therefore, shipping delivery and handling duration 8 to 10 working days