High-Quality Material: Wacky rig tools are made of high-quality aluminum alloy with a layer of color, lightweight, anti-rust, and anti-corrosion, the O-rings are made of soft rubber, high elasticity, and not easy to break. Humanized Extended Size: Wacky worm tools regular length is 13in/33cm, the 5in/12.5cm spring could length to 31.5in/80cm, It can be used directly even if it is hung on the keychain or bag, convenient and easy. 200 PCS Safe Wacky O-Rings: Package includes 2Pcs wack worm tools, 10 pcs rubber o-rings on each tool, and packed additional 200 pcs rubber o-rings, soft o-rings could easily fix the baits but not harm worms or fall off. High Applicability: The inner diameter of the o-ring is 0.24in//6mm, which could use to fix various worms that a thickness less than inch, it's a good helper for fishing. Easy to Operation: Worm rig tool kits easy to use, the top of the tools could remove off for easily put on o-rings, and the keychain ring could hang the tools on the bag or pants waist, convenient to use.