Spike Length Guide

For

Cross Country Running

Length	Style	Use
1/8"	Needle	track or pavement, rarely XC
1/4"	Pyramid	most XC courses especially if some pavement
3/8"	Pyramid	most XC courses especially if no pavement
1/2"	Pyramid	really muddy courses
5/8"	Pyramid	RIDICULOUSLY MUDDY COURSES