KONG - Reflex Flyer 25X21.5X2Cm High-tech material borrowed from the sports equipment industry makes this bouncy, flexible fetch toy so sturdy that it's guaranteed to last through tough fetches and bites. Floating for water play. KONG Reflex Flyer's durable, flexible bounce comes from the same ground-breaking material as elite running shoe soles - so robust that they're guaranteed to last through hard retrieval. Tenacious self-healing properties repair teeth marks for long-lasting, instinct-satisfying interactive fun.