The storage case features a portable lanyard design for easy carrying and can be placed in a backpack or suitcase. The smooth zipper allows for easy opening and closing. Designed to be shockproof, dustproof, and water-resistant, the storage box helps protect your device from bumps, dents, and scratches. Made from EVA material, the case provides shockproof, dustproof, and waterproof protection to help prevent your mouse from scratches and compression damage. The storage bag measures 15.5cm x 12cm x 7cm (6.11" x 4.73" x 2.76") (Approx.). Specifically designed for Logitech M570 and MX Ergo Advanced wireless trackball mouse. Item Name: Storage Bag Material: EVA Compatible Model: Logitech M570, MX Ergo Advanced Dimensions: 15.5cm x 12cm x 7cm / 6.11" x 4.73" x 2.76" (Approx.) Note: Due to variations in lighting and screen settings, the item's color may differ slightly from the images. Slight dimensional differences may occur due to manual measurement. Package Includes: 1 x Storage Bag (Mouse Not Included)