Features: Crafted from high strength polyester with waterproof durability, these 4 hop sacks (46-66cm) support up to 80kg, offering longer life than cotton alternatives for outdoor games like sacks racing and birthday activities. Light in weight at 50g each with foldable design, these vibrant hop sacks compress to 60% smaller storage space than standard bags, ideal for camping trips, school sports days, or spontaneous backyard adventures. Perfect for children aged 3-12, these multicolored hop sacks encourage group play at kindergarten event, family reunions, or Easter celebrations while developing motor skills through jumping challenges. Transform gardens, park, or party venues instantly – these pre assembled hop sacks set up in 30 seconds for competitive races during birthday bashes or seasonal festivals. With visual engagement and team identification, featuring breathable fabric construction that withstands repeated jumps while promoting social interaction through collaborative outdoor games. Specifications: Component: Fabric Size: Approx.64.5x44.5cm/25.39x17.52inch Quantity: 4pcs Package Includes: 4pcs sacks Bouncing Bags note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.