You’ll always know which key is which with a set of Escape and Enter Key Covers. Which key is used to open the door? The “enter” key, of course. These key toppers fit on most keys and are made from computer keys so you’re putting keys on your keys which is key if you’re keen on keeping keys on keychains (easy for me to type, right?). $4.99 a set.
Translucent Rose Pink Ultra Thin Soft Silicone Gel Keyboard Protector Skin Cover for 15.6-Inch Asus VivoBook A551L K551LN N551LN N551JK S551LA S551LN S551X V551 V551LA V551LB R553L R553LN Transformer Book Flip TP500LA TP500LN series US Layout(if your "enter" key looks like "7", our skin can't fit)