J-BRAUV Electric Hand Warmers Rechargeable 2 Pack, 2000mAh Reusable Hand Warmers with Charging Case 10000mAh, 5 Levels Heat Double Sided USB C Hand Warmer Up to 24H Heating, Golf Gifts for Men Women

These electric hand warmers are a standard size and not adjustable, so they should fit most hands comfortably. The dimensions are approximately 1.69 inches tall, 4.25 inches long, and 3.78 inches wide.

The J-BRAUV Electric Hand Warmers are made with a durable outer shell for protection and a comfortable inner layer designed to ensure safe and efficient heating without any harmful chemicals or materials.

Each 2-pack comes with two hand warmers and one charging case that has a capacity of 10,000mAh for recharging. The pack also includes necessary cables to connect your devices using USB C.

These hand warmers are ideal for both men and women who need warmth during colder weather conditions. They can be particularly useful for outdoor activities, travel, or daily use in cold environments.

Yes, you can adjust the warmth according to your preference with five different levels of heat. This allows for flexibility based on how warm you need your hands to be.

While these are generally well-fitted, you can check the dimensions provided to ensure they will suit your hand size. If necessary, consider returning them for a better fitting model or pair with another brand that offers adjustable options.

The specific details of the warranty are not mentioned in the product description. You may want to check directly with J-BRAUV for information regarding their warranty policy.