【Anxiety Relief Fidget Toys】Each set of fidget toys has more than 550 ferrite stones in a metal can. You can choose the right stones according to your hand size, crush them, shape them, stack them, or make various shapes. The size of each ball is about 0.27 inches (5mm), with a smooth surface and soft edges, easy to squeeze or roll in your hands. 【Quality and Sound】ferrite stone ball toys are made of ferrite, feel like putty, will not get dirty, will not get everywhere, you don't have to worry about messing up your desk. The sound he makes will make you feel strangely satisfied, or make you excited in different ways. It may be noisy, but it will have a magical power that keeps you from stopping. 【Weak Attraction Design】Thanks to this product's weak appeal design, you can easy to play with these beads by the other hand, while looking at documents/reports/charts or even making a phone call. 【Perfect Desk Gadgets for Office】You can shape them into the shape you want on the table or box, or stack them, which can bring you endless fun. You can use the created shape as a beautiful handicraft to decorate the desktop. When you are tired of looking at it, you can create a new one. Every day is different. 【IMPORTANT CAUTION】This is definitely alternative to a stress ball but this product is suitable for adults only, We recommend that they be placed out of the reach of pets and children, as they contain small parts that could be a choking hazard. NO