All the essential knots and boat retrieval techniques clearly illustrated and explained on durable waterproof paper foldout. A great tool for clubs and schools as well as for individual boaters of any experience. Pack one in your water rescue kit for dependable rescue techniques and secure knots.

Features:

• Basic Z-drag 3:1
• Vector Pull 2:1
• Z+C 6:1
• Double Z 9:1
• Knots: Water Knot, Double Fishermen's Knot, Prusik Knot, Double Figure 8 Knot, Bowline Knot
• 3rd Edition; printed by Wave High
• Weight: 0.7 oz