This JML Doktor Power Magic Eraser is the handy cleaning block you can cut to size. It can rub stubborn marks off surfaces as easily as you can erase pencil marks from paper. Customise the block to suit your chores. Simply cut into any shape or size to tackle awkward nooks & crannies polish taps knobs switches & much more. Non-abrasive Doktor Power Magic Eraser can be used on all sorts of surfaces including wood paintwork chrome & vinyl. Just rinse dry & re-use. This huge block goes a very long way. Fantastic value & no detergents necessary: save money time & elbow grease. No need for expensive detergents – just simply add water cuts to any size & shape – great for tackling awkward crannies & can be used on any surface. Super effective at shifting scuff marks from the floor lime scale from taps crayon marks on walls & burnt food from pots & pans.