Description:Adjustable Elastic RodThe retractable elastic rod allows for height adjustment, extending up to 330cm/129.92inch at its maximum and shrinking to approximately 65cm/25.59inch for easy storage and portability.Triple Layered Water Filled Base: The base features a three layer water filled design with size 21cmx3cm/8.27inchx1.18inch per each When filled with water, it weighs around 2.8kg, and when empty, it weighs approximately 0.3kg, making it very convenient to carry.High Elasticity and Durability: 260cm/102.36inch highly elastic and durable rope weighs around 0.3kg which can be used for about 20 days. And It can be freely cut and adjusted to control height of the shuttlecock.High Quality Material: Portable Self Practice Trainer is made of premium PVC material, durable, lightweight and long using time, great for outdoor playing, training, exercising, etc.Perfect Gift Choice: Single Badminton Training Device Adjustable Equipment Tool Set is also a wonderful gift choice for families and friends on birthdays, holidays, festivals, etc.Specification:Material: PVCSize Chart:Elastic Rod Length: Contracted 65cm/25.59inch, Expanded Length 330cm/129.92inchBase: Diameter 21cm/8.27inch, Height 3cm/1.18inch (9cm/3.54inch After Stacking 3 Pieces)Badminton: Diameter 6cm/2.36inch, Height: 7cm/2.76inchPackage Includes:As You Choose:3 Water Filled Base1 Elastic Rod(Random Color)1 Connector40 Elastic RopesOr3 Buckets Of Badminton (Three Badminton In Each Bucket)(Random Color)Note:1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful on line shopping!