Fit up to 4000 to 6000 series spinning reels. Snug Fit: reel case, available in a variety of sizes, with different sizes, you could choose the one that most suitable for your reel. Shockproof: neoprene used of the reel case is kind of thick-material, and the unique elasticity gives the reel a better shock absorption, protecting your reel from scratches and damage even in the back of your trunk. Material: neoprene, widely used in fishing gear,durable, has long lasting service, the same material as the roller baitcaster reel pouch, adding to the extra comfort, light weight and easy to carry.