ポリス サングラス SPLT70J 54

The item you've mentioned, "POLICE ポリス サングラス SPLT70J 54", appears to be a model of sunglasses from the brand Police. Police is known for their stylish eyewear, and the model number SPLT70J likely refers to a specific design within their collection. The "54" possibly indicates the lens width in millimeters, which can help in determining the fit of the sunglasses.
If you need more information about the product, such as features, pricing, or where to buy it, please let me know!