Product review (4 stars): Very very bulky. And stiff.
The hoses are very stiff, so it is better to start at the top and connect the tops of the hoses to the machine, since the tops have to go in certain way. Then you can connect the other ends to the water supply. Hose seem to be identical, and they both marked for temperatures from 40 F to 185 F, so either one should  be fine with hot water supply. The supply ends are very bulky - check how much space you have there - they are much more wide  than my old ones - this ones are about 2 inches wide by almost 2.5 inches, and they stick out off the wall much more. You might need to move your washing machine forward to accommodate those depending on how your  connectors are oriented. If yours happen to stick out of the wall at 90 degrees, then you will need about 10 inches of space - the valve is 4.5 inches long plus the space to let the very stiff hose to bend.
There is a leak indicator that is usually yellow - it supposed to turn red if there is a leak. There is a little yellow safety lock that holds the t
There is five year warranty on the hose, but it only covers the hose itself, if it fails and you get flooded, you only get the cost of the hose reimbursed or they will send you another hose - at their discretion.