Size:
<br />Small cup:        the internal-33mm; height-60mm
<br />medium cup:  the internal-38mm; height-66mm
<br />Big cup:                the internal-42mm; height-72mm
<br /> 
<br />package include
<br />1 x Straps
<br />1 x cup
<br />1x Silicone Sleeves Cover