개선된 브라보 ABS 볼은 어떻게 구분하나요?

<div><a href="http://cafe.daum.net/tak9shop" target="_blank" class="tx-link"></a><p style="margin: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> <p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> <p style="margin: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> <p style="margin: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> <p style="margin: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> <p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> <p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> <p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; padding: 0px; color: rgb(92, 92, 92); font-family: gulim; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-align: center;"> </div>카페 글 읽어보니 개선된 공이 초기 공에 비해 많이 좋아졌다고 하는데, 초기 공과 어떻게 구분해야 할 지 모르겠네요. 판매업체에 전화해봐도 잘 모르시고~ ㅠㅠ  미리 감사드립니다~ ^^