Placeholder. Korea's Huggies didn't touch its tab material for 20 years — until a specific 2025 innovation ('Easy-Action Magic Tape') finally changed it, suggesting this exact mechanism had quietly plateaued industry-wide for two decades.
What we've found so far: Yuhan-Kimberly explicitly marketed this as the first tab-material innovation since Huggies launched pant-type diapers in Korea two decades ago.
Open research: Find out what specifically was technically hard about improving tab material for 20 years; check whether competitors (Pampers, domestic Korean brands) made equivalent claims in the same window.