Certified UPF 50+ and SPF UV protection

Front button closure

Carbon / Fiberglass / Poly blend

The Isup pump can also inflate yoga ball

100% Carbon Fiber construction

FCS II COMPATIBILITY KIT rail saver protector Certified UPF 50+ and SPFTo fill the gap between the front tab of the original (dual tab) FCS fin and the front of the FCS II plug front slot. Overview FCS II Compatibility Infills are designed to fill the gap between the front tab of the original (dual tab) FCS fin and the front of the FCSII plug front slot. These infills are made from high quality silicone rubber which will not damage the plugs or fins (they are also extremely durable, light and built to withstand extreme