Product name: Dumbbells Packing size:41 × 14 × 14 cm (16.1" × 5.5" × 5.5") Product color: As shown in the figure Product material:ABS product features: Fitfighter Weights for Quick Daily Workouts See noticeable results with just 6 minutes of daily aerobic exercise using these innovative vibration weights. Helpful for easing neck tension, shaping , and supporting overall wellness. Comfortable Handle with Non-Slip Texture The handle is shaped for natural hand placement and includes a soft grip area to maintain control during exercise routines. Advanced Motion Technology for Improved Effectiveness Incorporates internal movement mechanisms that create rhythmic patterns, offering a different approach compared to standard 25 lb dumbbells. These gentle motions can assist with muscle relaxation and blood flow. Adaptable for Full-Body Exercise Suitable for building and defining muscle, supporting calorie burn, and promoting better balance. Can be applied to major muscle groups including core, and triceps. Reliable Build with Support Policy Constructed from quality components made to hold up through regular use. Includes a 12-month service policy for any concerns related to product condition. Precautions: 1.As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2.If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 1*Dumbbells