For all the hearts I used 4 ply yarn and a size G hook (USA) although you can use any size hook and yarn or thread to obtain the size you desire. The smallest heart is about 2 across. Medium is about 3 and Large is about 4 All measurements a
This basic heart starts with a magic ring and is worked in two rounds, using a variety of stitches. I think cotton works very well with this kind of pattern, but you can use any kind of yarn in any weight you like!