Gouge Whale Mat Professional Arch Support Insoles, Flat Foot Correction Insoles, Arch Support Insoles, Pink And White, Size 39-40, 1 Pair

Remove original shoe insoles before inserting Whale Insoles to avoid overcrowding

Recommended for use with sports shoes or shoes one size larger for comfort

Adaptation period required for arch "resetting," similar to orthodontic braces, with four stages:

If severe pain occurs, pause use for a day and resume gradually

First official flagship product with arch support whale design

Stronger support than market imitations using TPU foam without effective support

Corrects flat feet, O-shaped and X-shaped legs to normal alignment after use

High hardness TPU provides stable, non-deforming support during movement

PORON material offers superior shock absorption and foot comfort

Anti-slip gel in forefoot area for enhanced grip

TPU torsional resistance for stability and balance

Heel cup (1.5 cm) for neutral heel positioning and ankle protection

Official authorization certificate for genuine PORON material from Rogers Corporation

Tested and confirmed effective for flatfoot correction and foot/leg shape improvement with Grade A efficacy

Insoles are relatively thick; removal of original insoles is necessary

Hand measurements may have slight errors

Designed to provide long-lasting arch support and foot comfort for daily and athletic use

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