Zinc Sinkers - Upgrade perforation zinc sinkers design, the high density of zinc sinkers can effectively reduce the splash water. Provide better weight, quick sink and a tight bottom seal prevent bait to escape. Capture bait in deeper water or current. Provides quick sink and a tight bottom seal to prevent bait escape. Strong, secure closure on retrieval. EASY OPERATION: This design makes cast nets easier to throw fishing nets, even if you are a novice, you can easily learn to catch more live bait. Make capturing easy and fun. Provides significant savings in bait cost. It can meet the needs of professional fishing enthusiasts, so come and choose our fishing net as a Christmas, New Year, holidays, or birthday gifts for friends and family.