swap my 13 x 10 wellers with tyres for your 13 x 8 weller with tyres?

hello all

have making my mind up on keeping my wellers, i would like to swap my pair of 13 x 10 wellers with 195/45/13 conti tyres (less then 700 miles old) for a pair of 13 x 8 wellers with good tyres plz

let me no if your interested

located in woking, surrey

kelvin