Video Tutorial

Round 1: 20 single crochet magic ring
Round 2: *(3 double crochet, chain 3, 3 double crochet) in the same space, skip 1, 1 single crochet, skip 1* Repeat to the end
Round 3: *(3 double crochet, chain 3, 3 double crochet) in the chain 3 space of the previous round, 2 double crochet, skip 3, 2 double crochet* Repeat to the end
Round 4: *(3 double crochet, chain 3, 3 double crochet) in the chain 3 space of the previous round, 4 double crochet, skip 2, 4 double crochet* Repeat to the end
Round 5: *(3 double crochet, chain 3, 3 double crochet) in the chain 3 space of the previous round, 6 double crochet, skip 2, 6 double crochet* Repeat to the end
Round 6: *(3 double crochet, chain 3, 3 double crochet) in the chain 3 space of the previous round, 8 double crochet, skip 2, 8 double crochet* Repeat to the end
Round 7: *(3 double crochet, chain 3, 3 double crochet) in the chain 3 space of the previous round, 10 double crochet, skip 2, 10 double crochet* Repeat to the end
Repeat  increasing as many rounds as you need to have the size needed