All the attraction of Swim Stim in expander pellet form. Four flavours each with two sizes – 4 and 6mm. Betaine Green, F1 Sweet, Red Krill and Amino Original

• Premium quality Swim Stim Pro-Expanders are designed to be ‘pumped’ or left to soak in water, to create the perfect sinking soft hook or feed pellet

• The same unique Koi technology promotes an aggressive feed response, setting them apart from other pellets on the market

• Spongy, robust texture ensures they remain firm once soaked/pumped

• Available 4mm and 6mm

• Supplied in 200g re-sealable bags