solution : If the trash box don't have cover
http://www.aliexpress.com/store/product/Household-trash-stylish-bathroom-kitchen-living-room-table-flip-wastebasket-trash-cans-of-Coke-creative/1260486_1986674555.html
+ wider hole / transparent cover
example )
http://www.alibaba.com/product-detail/Garbage-bin-Plastic-Garbage-bin-galvanized_463094370.html
http://www.aliexpress.com/store/product/Practical-Desktop-Garbage-Storage-Organizer-Box-Plastic-Basket-Waste-Container-Box-Clean-Kitchen-Cooking-Tools-Best/1471132_32278447792.html
( This is made from steel, but with aluminum insertions. This tall standing waste bin will add a sense of style to the room.)
http://www.revedecor.com/2013/09/30/tasteful-waste-baskets-office/
another thing )
http://www.ippinka.com/blog/qualy-block-stacking-bin/