PowerWeld electrode canisters are designed to protect your welding electrodes during transport and storage. Sturdy impact resistant construction holds heated electrodes up to 250°F (121°C). Square sided to stop from rolling around during transportation. Rubber O-ring makes a tight seal and resists moisture from entering the canister. Shape design and coarse thread make removal of the cap easy when wearing welding gloves. Holds up to 10lb (4.54kg) of electrode. Every canister comes with a carry strap!