No, a sitting dummy is typically designed for seated positions and may not have the structural support or balance to be used safely in a standing position. Attempting to use it in a standing position could lead to instability or damage. If you need a standing position, it's best to use a dummy specifically designed for that purpose.

No, the dummy you receive will not be pre-filled. TheRTX Sports Brazilian Jiu-Jitsu dummycomes unfilled, allowing you to fill it yourself to your desired weight.

The most common fillings for a BJJ grappling dummy include raw cotton, textile cuttings, old clothes, torn bed linens, and rubber granules.

No, sand is not recommended. It's too heavy, can leak, and may damage the dummy. Use fabric, foam, or towels instead.

The suitable weights for the mentioned dummies are:

• 75 lb. for the 47-inch dummy.
• 98 lb. for the 59-inch dummy.
• 120 lb. for the 70-inch dummy.