There are 2 types of guitar cases, hard cases and gig bags. Both have advantages and disadvantages*, here are a few to consider:
Hard Cases are made of heavy duty material, are very resilient, and they offer great protection for your guitar, but they are heavier and more expensive than a gig bag. 
Gig Bags/Soft Cases are made of soft material or fabric, usually water resistant, and are lightweight. They are easier to carry and more affordable, but offer less protection.

Play on…
Marlene

*If you want to learn more about these 2 types of guitar cases, click here to listen to the podcast episode!