Based on the text on the product packaging, it is an EVA foam kickboard from the brand "SI JIA LI". Key details about the product include:
Purpose: It is used for swimming practice for beginners.
Safety: It is explicitly stated that this is not a lifesaving device.
User Information: It is suitable for children over 3 years old and should be used under adult supervision.
Material: It is made of EVA foam, which is a common material for kickboards due to its buoyancy and durability.