Generous 4m Coil Of Effective Slug And Snail deterring Copper Tape Easy To Wrap Around Containers Filled With Your Favourite Flowers And Container Crops. The Copper Provides Slugs And Snails With A Small Electrical Charge Just Enough For Them To Stay Away From Your Container Plants And Slip Away In The Other Direction.the Adhesive Copper Tape Is Easy To Apply And Subtle In Its Appearance So It Does Not Jar With Your Container Displays.chemical Free You Need Not Worry About Harming Wildlife Or Pets.