MAXIMUM FIRE PROTECTION SAFETY: Made of high-quality fire-retardant silicone fabric that withstands extreme heat. This Lipo Safe bag minimizes damage in the event of a battery fire, offering you and your family the necessary peace of mind during charging. UNIVERSAL & EXTRA LARGE: With generous dimensions of 40x15x15 cm, this bag is specially designed for most e-bike batteries. The wide opening with a robust zipper ensures you can easily insert and remove your battery, unlike overly cramped competitor models. 100% WATERPROOF & DUST-FREE: In addition to fire protection, the coated outer layer protects your valuable battery against splashes, moisture, and dust. Ideal for safe storage in the shed, garage, or during transport on a bike rack. CONVENIENT TRANSPORT: Equipped with an ergonomic and reinforced handle. Whether you bring the battery inside for charging or take it with you on holiday, this bag makes heavy lifting comfortable and safe. DURABLE DESIGN: The robust construction and double stitching guarantee a long lifespan. An indispensable accessory for every e-biker who takes safety seriously and wants to optimally protect their investment against external influences. Imagine: you come home after a wonderful bike ride and put the battery on charge. Although e-bike batteries are generally safe, there is always a risk of overheating or short circuiting. With the fireproof battery bag from Rufus-Safe, you never have to worry again. Safety begins with good preparation. This bag acts as an impenetrable shield for your home. Thanks to the advanced flame-retardant silicone fabric, in the rare event of a battery fire, the spread of fire and smoke is significantly slowed down. It's not just a storage bag; it's a life insurance for your interior. Whether you charge the battery in the hallway, store it in the garage, or take it in the car, you create a safe zone everywhere. Many find that standard battery bags are often too small or uncomfortable. Our Extra Large version (40 cm) solves this problem immediately. Even higher capacity batteries slide in effortlessly. In addition, the waterproof coating keeps moisture out, significantly extending the lifespan of your electronics. Choose safety, choose a worry-free cycling experience. Detailed specifications: Dimensions: 40 x 15 x 15 cm (Extra Large) Material: High-quality fire-retardant silicone fabric (flame retardant) Color: Deep black Features: Double zipper, reinforced handle, water-repellent Use: Suitable for e-bike batteries, LiPo batteries, and electronics