Are you tired of your beach towel falling, sagging or blowing away every time you get up from your chair? Our Slip Clip will help to keep it in place! A great promoter for hotels, tropical resorts and any venue with a pool, each clip can be imprinted with a logo, company name or advertising message! Made in the USA. US Patent 9021667. The US patent number will be printed in the lower left-hand corner on all slip clips unless otherwise indicated.