1.This crab catching tool includes 8 retractable collars. When the crab is attracted by the bait, it will be bound by the collars and become tighter as the crab struggles, effectively capturing the crab. 2.Handmade crab catching tools are simple and durable to use, and can be used in outdoor ponds, artificially farmed fish ponds, as well as catching sea crabs and shrimp. 3.The material is made of 304 stainless steel wire, which is anti-corrosion and rust resistant. The bait cage is designed with a spring flip cover, making it easy and fast to fill. 4.Fresh meat such as shrimp and crab bait, snail meat, oysters, chicken liver and pig liver can be added as bait. It is not easy to be eaten by crabs when placed in a bait cage and can be reused multiple times. 5.When in use, it can be connected by a coil or tied to a fishing rod and thrown into the river. Suitable for catching crabs, sea crabs, shrimp, etc. Specifications: Type: Crab catching net Material: stainless steel+nylon wire Scope of application: Outdoor catching of fresh crustaceans such as crabs and lobsters. Size: 7 * 4.5cm Usage: Insert bait along the vertical steel wire in the middle, hang the hook on the fishing rod and throw it into the river, used for sea or bottom fishing. When fishing, you can install a regular float on the line, or you can tighten the fishing line to observe the rod shaking slightly. Due to the crabs biting the bait and walking away, the float or rod can move a lot. You can watch the float move or rod shaking slightly and lift the rod. Package include: 1 * Crab catching net