F4 Alpha Tri Fins Size:Small It pairs perfectly with mid-length

It pairs perfectly with mid-length surfboards and single fin shortboards

Protects against scratches

Broad Spectrum UVA / UVB Protection

Some stock boards purchased may have a spray-on them already

It is fast and forgiving and glides across flat sections with ease

F4 Alpha Tri Fins Size:Small It pairs perfectly with mid-lengthThe F4 Alpha Thruster set by Futures Fins is a small sized, balanced fin with a neutral amount of flex and a neutral template. The perfect entry level fin to progress your surfing Ride Number of 5. 5. Alpha's C6 composite material is carbon and air infused making it lighter than Honeycomb. The responsive flex characteristics of C6 combine with the neutral F Series template to create one of the most exciting new products on the market. All Alpha