ALWAYS FITS Flexi-Fix patented V plate hinges provide maximum adjustment (suits toilet pans with hinge centres between 110 and 200mm)NEVER SLIPS Flexi-Fix grip pad technology Chrome plated hingesSOFT CLOSE action prevents slammingQUICK RELEASE for easy cleaningTOP AND BOTTOM FIX hinge fittings included to allow the seat to be fitted from above or below the toilet panDo not force lid closed as this will have a damaging effect on the soft close mechanismAlso available are a selection of coordinating wall mounted accessoriesWood certified by the Forest Stewardship Council and Rainforest Alliance FSC and Rainforest Alliance approved materalsHinges adjustable between 110mm-200mm. .