• Stabilizes a moored, anchored or drifting boat from the rocking effects of waves and wakes
• Use with weights to control rocking motion
• Use without weights for drift fishing
• Provides for the comfort of family and guests while stopped for eating, fishing or sleeping
• Can be deployed or retrieved in seconds
• Lightweight, indestructible styrene units "nest" for storage
• Unaffected by salt water and cannot hurt the sides of your boat
• 14" diameter, 1 lb
• Number of Rocker Stoppers per side for power or sail boats: up to 26 ft: 3 per side; 27 - 36 ft: 4 per side; 37 - 42 ft: 5 per side; 43ft - 50ft: 8 per side