1. Transparent design and credit card lock - picking tools: The transparent lock - picking tools enable you to see the internal structure of the lock during the lock - picking process. Our lightweight credit card lock - picking toolset contains 5 important lock - picking tools and can be carried in a wallet or pocket. 2. Safety - designed tools: The handles of the lock - picking tools are made of soft plastic, offering a comfortable grip. The hooks of the tools are finely processed with a smooth surface, helping to prevent fingers from being scratched. 3. Lock - picking set: This is a lock - picking training set, which includes lock - picking training tools, tension wrenches, transparent practice locks, keys, a credit card lock - picking toolset, a vegan leather storage bag, and a user guide. 4. Detailed user guide: To assist you in progressing from a novice to a more skilled user in a short time, we offer in - depth user guides (including a quick start guide and a detailed manual) without the need for prior knowledge. 5. Package contents: 1 set of 30 - piece lock - picking toolset.