Ensuring your child is on the correct size bike will lead to a happy, confident child ready for adventures.
The most reliable way to determine the correct size Frog Bike for your kid is to measure your child's inseam. It's easy to do!
How to measure your child's inseam:
- Stand the child in socks against a wall
- Place a small book between their legs, as high as is comfortable
- Ask the child to move away and measure from the top of the book to the floor.
Average inside leg in cm (in) | Approx age | Wheel Size | Frame Size | |
Tadpole Mini | 24cm (9") | 1-2 | 10" | |
Tadpole | 31cm (12") | 2-3 | 12" | |
Tadpole Plus | 38cm (15") | 3-4 | 14" | |
Frog 40 |
40cm (16") Minimum inseam of 15" for a 1st time pedaler |
3-4 | 14" | 9" |
Frog 44 | 44cm (19") | 4-5 | 16" | 9.5" |
Frog 52S | 52cm (20") | 5-6 | 20" | 10" |
Frog 52 | 52cm (20") | 5-6 | 20" | 10" |
Frog 55 | 55cm (22") | 6-7 | 20" | 11" |
Frog 62 | 62cm (24") | 8-10 | 24" | 12" |
Frog 69 | 69cm (27") | 10-12 | 26" | 14" |
Frog 73 | 73cm (29") | 12-14 | 26" | 16" |
Frog 78 | 78cm (31") | 13+ | 26" | 18" |
Frog Road/Track 58 | 58cm (23") | 6-7 | 20" | 11" |
Frog Road/Track 67 | 67cm (26") | 8-12 | 24" | 14" |
Frog Road/Track 70 | 70cm (27") | 11-14 | 26" | 17" |
Frog MTB 62 | 62cm (24") | 8-10 | 24" | 12.5" |
Frog MTB 69 | 69cm (27") | 10-12 | 26" | 15" |
Frog MTB 72 | 72cm (28") | 13+ | 26" | 16" |