General terms and conditions

Delivery and shipping costs

Orders received electronically are binding, even without an electronic or handwritten signature.

Orders received will be processed within one week of receipt. Titles available in stock are usually dispatched within one week. Delivery times cannot be guaranteed.

If you would like a specific delivery date, please let us know in the "Comments on this order" field in step 2 of the ordering process. We will inform you by e-mail whether the requested delivery date can be met by us.

Works that have not yet been published or are temporarily unavailable will be noted and delivered on the publication or delivery date.

In the event of delivery delays, you will be informed by e-mail as soon as possible (if possible), stating the expected delivery date.

Our notification of delivery difficulties may give you the option to cancel your order. Cancellations should be sent to the following e-mail address:

Please note that in the case of free publications, the order quantity is limited:

    Maximum 30 pieces Leaflet for the practice, Notice pour le praticien, Information sheet landscape, Annual report, Rapport annuel, Image brochure, Flyers and brochures.
    Maximum 3 pieces All other books offered free of charge such as Forum for Knowledge or Reports.

Larger orders are only possible on request and against payment of a contribution towards expenses and postage (

Delivery only within Switzerland

Delivery is by post (approx. 3 to 4 days). The delivery times of the post office cannot be guaranteed.

    up to 500 g 6.- CHF
    up to 2 kg 10.- CHF
    up to 5 kg 15.- CHF
    up to 10 kg 20.- CHF
    up to 20 kg 25.- CHF
    up to 30 kg 30.- CHF

Delivery worldwide

Shipment is made by post (economy). The delivery times of the post office cannot be guaranteed. Depending on the value and destination, additional customs charges may also apply. Payment is only possible by credit card. Europe/Mediterranean countries (approx. 8 to 15 days)

up to 500 g 10.- CHF

up to 1 kg 12.- CHF

up to 2 kg 25.- CHF

up to 5 kg 40.- CHF

up to 10 kg 45.- CHF

up to 20 kg 55.- CHF

up to 30 kg 65.- CHF

Other countries (10 to 25 days)

up to 500 g 12.- CHF

up to 1 kg 16.- CHF

up to 2 kg 40.- CHF

up to 5 kg 65.- CHF

up to 10 kg 90.- CHF

up to 20 kg 150.- CHF

up to 30 kg 190.- CHF

Partial deliveries will not be made. All ordered items will be delivered together.

Return of goods

Returns will only be accepted after consultation with the e-shop (e.g. telephone, letter, fax, e-mail to and after its written confirmation. We will take back goods that are in perfect, saleable condition within 10 days against a credit note. Software, multimedia products and DVDs are excluded from exchange. In the case of manufacturing defects and incorrect deliveries, we will exchange the item in question for a flawless copy within 10 days, but in the case of manufacturing defects only if it is one of WSL's own products. Please always state customer number, invoice number and reason for return. The return is at your own liability/risk.

Exclusion of liability

WSL accepts no liability for third-party products ordered from us. The purchaser has to contact the manufacturer directly. Defective WSL products will be replaced by faultless ones if it is established that the damage was not caused by improper use. WSL is not liable for indirect damages.


All prices include the legally prescribed VAT. The indicated prices are subject to change. The price in the individual case is binding.

Security and data protection

Your personal data is in safe hands with us and will not be made available or used by anyone outside WSL / SLF. All the information you give us enables you to shop comfortably and securely. When you order something, we need your name, your (residential) address, your e-mail address and your delivery and billing addresses. We only need your credit card number and its expiry date if you pay for an order by credit card. The credit card details are not stored, you must re-enter them for each purchase.

Birmensdorf, April 2021