Costa Ferg Polarized Glasses Black Blue Mirror 580P Swing Shimano Stable Spool Design (S3D):

Shimano Stable Spool Design (S3D): S3D Technology utilizes a balanced and uniform thin wall aluminum spool to significantly reduce spool vibration and increase smoothness when casting and retrieving

Approvals: ABYC

Small Hole -YAMAHA 10 Micron

3-5/8" L x 1-1/8" W overall dimensions in closed position

Costa Ferg Polarized Glasses Black Blue Mirror 580P Swing Shimano Stable Spool Design (S3D):Ray Ferguson founded Costa Sunglasses with high standards and the frame bearing his name continues that legacy. With a refined focus on top of the line performance details including top and side shields, integrated textured Hydrolite rubber, and vented adjustable nose pads, and 100% UV protection polarized lens this frame is dedicated to days on the water. Nothing but the best the Ferg.