Hobby Fix Underwater Adhesive black is a universal high-performance adhesive. Effective sealing and bonding action both above the water and under the water. Exceptionally user-friendly cartridge with single-handed action. Lever action for simple application of the required amount. The underwater adhesive is free of solvents, isocyanate and silicone and is harmless to all animals and plants. The product is compatible with marine water and can also be used to stick and repair pond liners. Hobby Fix adhesive is ideal for sticking down decorations and ornaments and for repairing leaks in aquaria or terraria. A leaking aquarium is a nightmare for anyone who keeps an aquarium, especially after the shops have shut or at weekends or on public holidays. The adhesive is therefore an essential item in the -emergency kit- in any household with an aquarium.Hobby Fix Underwater Adhesive black+ universal high-performance sealing and bonding adhesive suitable for use+ both above the water and beneath