Perfect Compatibility - The dust bags are compatible with Vorwerk kobold VB100 vacuum cleaner High Quality - Made of 5 layers of premium microfleece, the vacuum cleaner bag ensures maximum filtration performance and prevents fine dirt and micro-dust from entering the air Flap Closure - Designed with a flap closure, the replacement bag ensures that dust and dirt are securely closed in the bag after use Easy Installation - The filter bags are easy to install and the practical sliding ring ensures hygienic disposal of the full bag Included Contents - 10 pieces vb100 dust bags