CORTEX Powerbags are excellent training tools, great for safe strength training as it sits comfortably on shoulders and can be easily handled with heavy duty seat-belt like handles.Features- Strong heavy duty PU Leather- Filled with a blend of Sand & PP Cotton- Durable Strap handles for easy handling – Colour coded for different weights – Perfect for strength, speed, explosive movement training – Won’t damage flooring when droppedWeights & Sizes: 10kg – 54cm x 21.5cm (L x Diameter)