All pots are made of 1/8 inch thick high purity food grade aluminum and are equipped with 1/2 inch aluminum handles securely fastened by four 1/4 inch leak-proof aluminum rivets. The handles are designed for easy and comfortable handling. The unique shape (the crowned rim) offers increased strength over straight-sided pots. this also allows for easy pouring and helps keep the pot clean by preventing spillage from running down the sides. The regular weight cover features a high-temperature resistant knob with a brass insert to eliminate breaking. Knob stays cool. Pots can be ordered with or without lids.