Many insurance companies reward their loyal customers by providing a discount on policy renewals or providing something for ‘free’ in a policy renewal to retain you as a customer
‘No claims’ bonuses offer a discount on your renewal premium if you have not made a claim which affects your ‘no claims’ entitlements. As written in your policies terms and conditions. Generally, ‘no claims’ bonuses are a percentage which increases each year to a maximum level of discount.
It is always worth shopping around to see what savings you could make with a different insurer