Advantages:Adjustable weight – customizable for individual needs and types of exercises. Versatile for various exercises. Compact size – easy to store. Anti-slip grips – provide secure and comfortable hold. Durable materials – solid bitumen plates and sturdy bars ensure long-lasting use. Easy setup – quick and intuitive weight adjustment. Suitable for beginners and advanced users. Specifications:Brand: Springos® Color: black Filling: bitumen Type: composite dumbbell set Total weight: 39 kg Number of plates in the set: 16 Individual plate weights: 4x 5 kg; 4x 2.5 kg; 4x 1.25 kg; 4x 1 kg Dimensions:5 kg plate: diameter 25.5 cm; thickness 5 cm 2.5 kg plate: diameter 21.5 cm; thickness 3.5 cm 1.25 kg plate: diameter 17.5 cm; thickness 2.5 cm 1 kg plate: diameter 16 cm; thickness 3 cm Hole diameter for bars in plates: 27 mm Bar length: 54 cm Profiled grip length on the bar: 13 cm Foam handle length for joining bars: 40 cm Kettlebell pin dimensions: length 21 cm + base 1.5 cm; base diameter: 9.5 cm Kettlebell handle dimensions: length 19.5 cm; thickness 2.5 cm Set includes:16 plates 2 bars 1 foam handle for joining bars 4 nuts for bars 2 pins + handle + nut for kettlebell