The package contains 20 large curlers and 20 small curlers. The curl type is up to you with two different sizes for choice. Large ones can make big loose wave, while small ones small tight wave. Made of high-quality soft silicone, hypoallergenic, odorless, and non-slip. These curlers will not hurt your healthy hair, with no pins, clips, electricity or heat required. The rollers can grasp your hair tightly to create natural beach waves. Large&Small: Each package offers you with 20 large curlers and 20 small curlers. You can achieve big loose waves with large ones and small tight waves with small ones. The curl type is completely up to you.