Hope you are doing fine.
>>>Dont go with this product because already over crowded.
>>>Yes this product is good. you can go with multiple colors along with better quality of this product.
>>>Dont go with this product because already very low in cost and you will not fetch good margin with this product.
>>>Dont go with this product because overcrowded.
The products you want to go with first check more manufacturers, communicate with them and check your margin. Select always those products which provide you good margin. It is little bit time-taking process.
>>>And yes always check sample product, use it and check its quality.
For further query you can revert back.