KleinSelect is an online retailer offering a varied range of products for everyday life, leisure and personal style. Its selection spans household and kitchen essentials, home décor, practical gadgets, fitness accessories, camping and leisure goods, games, and seasonal items. Shoppers can also browse clothing and accessories for women and men, including footwear, jewelry, underwear, activewear and winter apparel, alongside products for babies and children.

The store highlights practical and decorative finds, with featured products such as a 3-in-1 dog and cat grooming brush, a crystal lamp, storage designed to fit above a microwave, and a pregnancy pillow. It also promotes a coffee mat and products for pet care. KleinSelect states that it controls and guarantees product quality, and offers free shipping on orders from 50 CHF. Payments are described as encrypted and secured with 3D Secure. The website serves customers in Switzerland and supports multiple currencies and languages. Customers can contact the store for product information or support, and find details about payment, shipping, returns and other policies online.