About this item Comprehensive Training Kit: this swimming training kit includes one training buoy, one strength training swim float, and one large-capacity sports backpack; Whether you're training for competitive swimming or just doing some light exercise, this adult-sized buoy provides ample buoyancy for your legs, eliminating the need for kicking; You can focus on strengthening your arms, shoulders, and back Buoyancy Eva Foam: this swimming buoy is made of 5 layers of EVA foam for durability; Measuring approximately 9.45 x 3.35 x 6.1 inches / 24 x 8.5 x 15.5 cm, it conforms to scientifically certified dimensions, helping to maintain an effective swimming posture; It can easily withstand countless training sessions while providing high buoyancy for reliable training Lightweight Swimming Halfboard: the swimming kickboard is made of EVA foam and measures approximately 16.14 x 10.63 x 1.1 inches / 41 x 27 x 2.8 cm, ensuring comfort during training; The board is suitable for intensity leg workouts; Ideal for expanding your swimming training range Large Capacity Backpack Storage: the mesh backpack measures 25.25 x 19 inches, offering a 40 liter capacity; Its multi-layered design includes a spacious main compartment, smaller zippered compartments, and a mesh design for faster drying and drainage; Side zippered pockets provide storage for items such as goggles; It features a breathable mesh design, an internal mesh pocket, adjustable shoulder straps, and access locks Advanced Design: the float and kickboard are identical in size at both ends, featuring a streamlined design that evenly distributes pressure to help maintain good posture, strengthen leg muscles, and make swimming easier and efficient; Designed for adult pool training, the kickboard is designed for upper body wor