Cookie Policy
Effective Date: 22-Jul-2024
Last Updated: 24-March-2026
What are cookies?
How do we use cookies?
Types of Cookies we use
Third‑Party Technologies We Use
The following partners provide services on our website and may set cookies or collect device information when you interact with our site:
- Google Analytics 4 (GA4) – website measurement and visitor behaviour
- Google Tag Manager – manages loading of other scripts
- Google reCAPTCHA – security and bot protection
- Microsoft Clarity – heatmaps, user behaviour analytics
- Hotjar – user experience analytics
- Visual Website Optimiser (VWO) – A/B testing
- Klaviyo – email and on‑site behavioural tracking
- StackAdapt – advertising and retargeting
- YouTube – embedded video content
- ZEISS Online Vision Screening tool (ZEISS OVS) – embedded third‑party screening tool
- Amazon Web Services (AWS) – session/load balancing
- Cloudflare – security and bot management
- Umbraco CMS – website functionality
International Data Transfers
Some third‑party providers (including Google, Microsoft, Hotjar, Klaviyo, StackAdapt and YouTube) may process data outside the UK/EEA. When this occurs, we ensure appropriate safeguards are in place, such as:
- Standard Contractual Clauses (SCCs)
- adequacy decisions
- contractual commitments to data protection
You can learn more in the privacy notices of each provider.
ZEISS Online Vision Screening Tool
Our Online Vision Screening tool is provided by ZEISS Vision Care and is embedded on our website using a <zeiss-ovs> integration.
When you use this tool, ZEISS may:
- set cookies, session identifiers, or local storage items
- collect device and performance data (e.g., browser type, test progression, response timing)
- process data outside the UK/EEA
These cookies are controlled by ZEISS and are separate from Bayfields’ own cookies. For more information, please refer to the ZEISS Privacy Notice available on their website.
Manage cookie preferences
You can change your cookie preferences any time by clicking the above button. From there, you can:
- accept all cookies
- reject all non‑essential cookies
- customise your preferences
- withdraw or change consent at any time
Your consent is stored for 12 months unless you withdraw it sooner.
You can also disable cookies using your browser settings. Links to common browsers are provided in your current policy and remain valid.
In addition to this, different browsers provide different methods to block and delete cookies used by websites. You can change the settings of your browser to block/delete the cookies. Listed below are the links to the support documents on how to manage and delete cookies from the major web browsers.
Chrome: https://support.google.com/accounts/answer/32050
Safari: https://support.apple.com/en-in/guide/safari/sfri11471/mac
Internet Explorer: https://support.microsoft.com/en-us/topic/how-to-delete-cookie-files-in-internet-explorer-bca9446f-d873-78de-77ba-d42645fa52fc
If you are using any other web browser, please visit your browser’s official support documents.
How to Withdraw Consent
You can withdraw cookie consent at any time by:
- clicking “Cookie Settings” on our website, or
- adjusting your browser settings to block/delete cookies
Withdrawal will not affect the lawfulness of data processed before consent was withdrawn.
Changes to This Cookie Policy
We may update this Cookie Policy from time to time to reflect:
- changes in technology
- new services or third‑party tools
- updates to legal requirements
- improvements to our website
When we make significant changes, we will update the “Last Updated” date at the top of this page.