Snap closureATTENTION!!!! Purchase this item from Triple Clean only. Do not buy from other seller who have hijacked this listing. They do not have these caps. We are filing Trademark violations against them with Amazon. They will be kicked off.5 panel/Poly Foam58 CmCurved BillThis item is an exclusive item sold by Triple Clean. Do not buy from other sellers who have piggybacked this listing. You will only get this item from Triple Clean.