Baƙon abu ne na kwalliyar Tennis da aka kirkiro Sinanci.
Dole ne a yanka kwallon ta hanyar wuka mai halarci kuma manne idanunsa.
Bayan zaku iya zuwa tare da dutsen a bango - wani velcro ko magnet.
A cikin bakin ciki, ƙwallon zai zama mai biyayya don kiyaye ƙananan abubuwa.
Tushe